FIX-50: Whitelist bypass for FIX-38 pronoun guard

FIX-48v3: Create patches (not just mutations) for ه→ة

Add debug logging to FIX-48v3

FIX-48v3: Whitelist-based ه→ة (replaces broken stem-IV approach)

FIX-48v2: ه→ة pass moved AFTER grammar model

REVERT FIX-48: ه→ة pass caused 12 regressions (30% → revert to 54%)

FIX-48+49: ه→ة pass for IV words + trailing و in IV→IV guard

FIX-48: Dedicated ه→ة pass for IV words (الحكومه→الحكومة)

FIX-46: Expanded OOV cleanup with 4 new patterns

Disable edit-1 OOV cleanup (caused 3 regressions)

FIX-45: Upgrade _levenshtein to Damerau-Levenshtein distance

FIX-44: OOV cleanup pass between spelling and grammar stages

Fix FIX-42b: Allow first-letter changes when root lengths differ

FIX-43: Route bidirectional OOV→IV fixes through spelling guard

Revert FIX-42c: Grammar feminine ending guard was too aggressive

FIX-42: Multi-layer guards for spelling and grammar corruptions

FIX-41: Block spelling corrections that add trailing ا/ي/و to IV words

FIX-38/39 + Layer 1/2/3: Benchmark normalization + spelling safety + grammar rules

Audit fixes: narrow FIX-35 suffixes, raise FIX-37 threshold, remove duplicate sort

FIX-37: Rule-based terminal period fallback for punctuation

FIX-33/34/35: Fix infinite loop — grammar corruption + spelling conflict

Phase 14c: Fix FIX-31 whitespace bug + fix misleading log truncation

Phase 14b: Fix spelling punct hallucination + cross-stage overlap

Fix: TerminalPunctuationGuard for short phrases and comprehensive Nasb/Jazm grammar rules fixes

Refactor: Remove obsolete IVtoOOV filter to prevent False Negatives

Fix: Add missing dual and plural IVtoOOV bypass rules in app.py

Fix: Reorder Jaccard filter in app.py to run after evaluating grammar bypass rules

Fix: Strip trailing punctuation in grammar bypass rule to handle words at the end of sentences

Fix: Allow gender prefix swap (ي/ت) during feminine plural present tense bypass

Fix: Add bypass rule for present tense feminine plural to prevent IVtoOOV rejection

Phase 11.5: Adversarial diagnostic + 4 critical pipeline fixes

Phase 11: Hierarchical StageLocker — grammar overrides spelling locks

Phase 13: Fix punctuation terminal injection filter (context-aware Rule 0)

Phase 13: Fix spelling filter blind spots + eager model loading

Phase 12: Spelling pipeline integration + Benchmark integrity fixes

Phase 11: Inline telemetry in API response

Phase 11: Telemetry instrumentation + OffsetMapper tests

FIX-27: Grammar structured data + hallucination protection

FIX-25: Block grammar punct spacing (حالك؟→حالك ؟)

FIX-24: Block grammar model punct stripping (البلاد.→البلاد)

FIX-23: Block grammar model tanween removal + HF log fetcher

CRITICAL FIX: _DIRECTIONAL_BLOCKS was local scope → NameError in grammar diff filter

Hotfix: Revert pronoun-h guard to ته-only (was breaking ta_marbuta), add directional blocks for عمله/لسانه/بيته/كتابه

Phase 13: Grammar SV/gender whitelist, preposition/nasb regex, pronoun-h guard

Phase 12: Fix 6 batches — grammar pipeline bypass, religious/structured protection, punct rearrangement, SV/gender agreement

Phase 11: Master Bug Fix — 23 fixes across 8 files

Phase 8: Fix all critical bugs from adversarial validation

feat: dialect-to-MSA conversion — backend API + frontend + Docker model cache

fix: better quran import error logging to diagnose HF failure

feat: Quran verification & translation endpoint + modal UI (13 languages)