Fix: Preserve input punctuation during grammar correction

Cleanup pass 3: Delete debug_verdict.py, rewrite tasks/todo.md and src/README.md for v2.0

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-26: Reject punct substitution when original has punct

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

HOTFIX: Remove broad preposition/nasb regex rules — caused Hallucination 0%, +38 FP

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

Critical: Isolate grammar rules in try/except so regex fallback ALWAYS runs

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

fix: Apply hamza+ta-marbuta corrections AFTER validation steps to prevent reversion

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

Phase 8: Fix all critical bugs from adversarial validation

feat: Add popover dismiss button (تجاهل) + dismiss CSS styling

fix: Correct hero badge error count from 3 to 8 (4+1+3)

fix: Remove Quran + Dialect links from footer

feat: Complete ALL plan items — gradient tokens, nav scroll glow, focus rings, dropdown keyboard nav, color reset, network delay indicator

feat: Add Quran + Dialect product links to footer

fix: Correct toast types (warning/error) + analyze API error toast + cleanup

feat: Custom confirm dialog for doc delete + improved empty state component

feat: Apply All button shows count + empty states already functional

fix: tool count ٨→٧ + Bayyinah arrow ↗

fix: Bayyinah external link arrow direction (← → ↗)

feat: UI/UX Overhaul Phase 1-9 — CSS modernization, RTL arrows, pricing features, confirm dialog, meta SEO, footer links, hero copy, shimmer/glow/glassmorphism

ux: Escape closes Quran modal + char counter on dialect textarea (red when >5000)

fix: Quran XSS escape + 30s timeout + hide buttons during loading (same fixes as dialect)

fix: XSS escape error messages + 30s fetch timeout for dialect

remove: جديد badge from dialect panel

polish: remove 'قيد التطوير' badge, add 'جديد' badge + loading state on convert button

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

fix: add undo support for autocomplete suggestions

fix: unified undo/redo - toolbar+keyboard use same stack, works with typing+formatting+Quran apply

fix: Ctrl+Z/Y undo/redo works with Arabic keyboard (e.code instead of e.key)

fix: Ctrl+Q works with Arabic keyboard (e.code) + copy button for translations

feat: Amiri Quran font + copy button + Ctrl+Q shortcut

fix: use fullwidth brackets for ref delimiter to avoid [O Muhammad] collision

fix: placeholder no longer shows over quran-applied text

fix: quran text excluded from analysis models + styled ref + score preserved

feat: apply includes surah ref + quran-applied span protects from analysis models

fix: use correct editor ID (editor-container) - root cause of apply failures