fix: install tesseract-ocr-eng in Dockerfile and add grayscale contrast preprocessing for image OCR

fix: non-blocking async timeout for vision analysis with fast Tesseract OCR fallback

fix: robust OCR/image ingestion parsing and add one-click Supabase document deletion to Search Playground

fix: auto-select active document on load and ingestion finish so search is never disabled

fix: align all UI model documentation strings with Tencent Hy3 + Gemini 3.1 Flash backend

fix: update UI labels to accurately reflect Gemini 3.1 Flash as the active RAGAS judge

chore: add uploads and pdf files to gitignore

fix: ColBERT dense fallback and increase Nginx proxy timeouts to 300s

feat: implement Hybrid Intent Detection (Keywords + LLM) for CRAG

fix: Nginx proxy for /advanced and LLM JSON intent classification

feat: upgrade RAG conversational intent classification to multi-lingual LLM

Update RAG application backend, LLM services, ingest file safety and frontend components

Security Hardening: Fixed path traversal, BM25 RCE, IDOR, and removed backdoor

Update documentation files and interview Q&A guide with latest SOLID architecture and RAGAS self-correction details

Elaborate RAG Fundamentals page with real-world applications and concrete examples

Refactor LLM architecture to SOLID principles, add Gemini Judge, and self-reflective RAGAS logic

feat: enterprise multi-page RAG platform with GraphRAG, CRAG, Guardrails, and VectorDB Inspector

feat: Add RAG Execution Transparency, Technique Compatibility Matrix, and RAGAS Quality Dashboard

security: Remove hardcoded GLM API key from source files (use environment variable GLM_4_7_API_KEY)

feat: Implement GLM-4.7-Flash RAGAS Judge and LLM fallback (Qwen -> GLM-4.7-Flash)

Merge remote-tracking branch 'origin/main' into main

my local frontend changes

fix: rebuild BM25 index from Supabase on serverless cold start

Implement Frontend-Only Session History

Sync updated RAG application code: Fix UI refresh and add Metadata Filters

Fix file upload UI refresh and add Metadata Filters UI

Update RAG_FULL_APPLICATION_FRONTEND/src/components/FileUpload.jsx

Update RAG_FULL_APPLICATION_BACKEND/requirements.txt

Pin bcrypt==3.2.2 to fix passlib 72-byte hash bug on Python 3.12

Add full traceback to seed_admin for debugging

Fix permission issue for Hugging Face non-root user

Configure monolithic full-stack app

initial commit

Final Build: Dockeerized Frontend/Backend with full RAG multi-format support

Initial commit: Multimodal RAG Pipeline V3.0 with Fallback Logic