feat: Time-Travel complet via Redis — effectiveDay override, coupe-circuits SUITE/INSCRIPTION, skip COMPLETED en mode replay

feat: 4 UX/backend fixes — anti-ghost image, time-travel replay, UX message order, contextual AI remediation

fix: re-validate COMPLETED→PENDING for text exercise responses + guard businessProfile.upsert at Day 10+

fix: comprehensive vision hardening (loosen wordcount bypass + 60s timeout)

fix: resolve Module 8 image response failure (Vision GPT-4o + Caption fix)

feat: upgrade Vision to GPT-4o with J11 bypass and enhanced logging

feat: Global Vision Activation and Day 8 Visual Proof Analysis

fix: Correct Gemini model name and increase OpenAI timeout

feat: Implement Non-Blocking Card UX and Prompt Hook Hook

fix: Unlock Day 7 Button Handlers and Optimize AI Latency

fix: Harden Pipeline with Day 11 Guards and Null Safety

fix: Resolve Production Crash (Gemini 404, OpenAI Zod, Job Payload mismatch)

feat: Async-First Webhook Architecture & Idempotency Hardening

fix(progression): atomic logic inversion and command unlocking

fix(whatsapp): idempotency lock and progression blockers

feat(ai): team building visual experience and persistence

chore(qa): final QA adjustments for multimodal and search

feat(ai): implement multimodal vision and dynamic data for business context

feat(ai): coaching refinements - temperature support, memory filter, and flexible guardrails for Day 6/7

feat: stabilize AI engine, harden Zod schemas, and implement UX guardrails

feat: Implement fuzzy matching for commands and input guardrails in whatsapp.ts

fix: Update Gemini model names and harden transcription body reader

fix: Decouple A/V providers in AIService and refactor routes for robustness

feat: Implement Multi-AI Architecture with Google Gemini provider and failover logic

fix(whatsapp): Sprint 42 - Sécurisation routage Deep Dive et immuabilité secteur

fix(ai): Sprint 41 - Détanchéité linguistique Wolof stricte et réinjection boucle Deep Dive

feat(Sprint 40): Boucle interactive Deep Dive & persistences des réponses

feat(ai): refactor coach feedback to 3-pillar format with mandatory browsing (Sprint 39)

chore: execute Sprint 38 technical debt resolution (Type Safety, Zod validation, Vitest, Mock LLM extracted)

feat: Genspark-Standard upgrade, MLOps audit fixes, and XAMLÉ branding

feat(ai): integrate Whisper STT confidence score for auto-validation

fix(core): remove AI jus-de-fruits hallucination, expand onboarding sectors to 8, streamline pedagogy menu and lock REPRISE badge

fix(ai): implement pedagogical leap fixes, pending_remediation, coherence locks and cache wipes

feat(ai): integrate XAMLÉ v2 prompt guidelines including anti-hallucination constraints and strict Wolof normalization

fix(ai): remove hardcoded sector examples from system prompts to prevent AI hallucinations across mismatched domains

fix(ai): add imageUrl field to Prisma schema and correctly route language selection inside whatsapp.ts

fix(ai): fully wipe BusinessProfile and Response history on INSCRIPTION to prevent AI context leaks

feat(ai): expert coaching system with persistent business context and explicit SUITE progression fix

feat(sprint19-20): production-ready video integration & STT hardening

chore: final integration audit and logic hardening

fix(syntax): resolve unbalanced braces and scoping in WhatsAppService

fix(logic): prioritize commands over exercises and strictly lock gateway routing

feat(hardening): implement anti-silence, gateway loop protection and deep trace logging

Fix Post-STT Blockage: Async chain, Intent detection, and Feedback fallback

Audit Final: Fix feedback message construction & Global Hardening

feat(wolof): standardized tracks T1-T5 with glossary v4.0 and implemented adaptive multi-sector architecture

chore: final logic hardening, AI prompt reinforcement and SUITE command fix

feat(ai): fully operational v1.0 criteria engine and 5-level curriculum (10 modules)

feat(pedagogy): implementation of dynamic content infrastructure and evaluation criteria

fix: final hardening audit fixes (normalizeCommand, activityLabel key, Zod schemas)