fix: backend error handling + pdf handle

ci: fix validation for env secrets

fix: docker backend dev stage added

fix: proxy api target inside docker

docs: add download link for sentiment analysis paper to evaluation instructions

docs: add Hugging Face Spaces metadata to README

docs: update project status badges in README

docs: document architecture decisions and update project roadmap in README

ci: update Hugging Face deployment workflow and include test fixture and remove PDFs in repository

ci: add Hugging Face deployment pipeline and Docker-based testing environment

ci: add Hugging Face deployment workflow and update Dockerfile storage paths

feat: implement error handling for external APIs

feat: add extensive test suite

docs: add architecture decision records and ablation study, update project structure in README

fix: ablation script path change

docs: add detailed project architecture, stack, and testing documentation alongside new PDF test fixtures

feat: implement Groq LLM integration and MessageBubble component with markdown rendering and token display

feat: add retrieval evaluation pipeline with frontend dashboard, backend metrics calculation, and chunking ablation script

feat: persistent question caching and track token usage

feat: implement RAG retrieval evaluation metrics, golden question set, and API endpoint

feat: add MIN_RERANK_SCORE configuration parameter to environment template

feat: implement backend chat streaming route and frontend chat interface with RAG integration

feat: initialize chat frontend with stream-based chat window and message UI components

fix: streaming chat response logic and shared interface definitions

feat: implement streaming RAG chat endpoint and frontend integration with Groq LLM

feat: implement Cohere reranker integration

feat: implement hybrid RRF retrieval with dense and BM25 stores and add unit tests

feat: implement PDF upload route with validation and add Chroma vector store operations with tests

feat: implement BM25 search index and integrate chat interface with document management API

feat: add error handling for RAG document querying and corresponding unit tests

feat: implement RAG chat endpoint with retrieval and LLM generation pipelines

fix: ChromaDB vector store integration with document management API and frontend upload UI

feat: add PdfUploader component for file uploads and status tracking

feat: implement SHA-256 with ChromaDB for same pdf.

feat: initialize frontend project and implement PDF upload functionality with React Query

feat: implement PDF upload endpoint and ingestion pipeline with text validation

feat: implement ChromaDB vector store wrapper and unit tests

feat: add Jina v3 embedding service with batching and retry logic

feat: implement PDF upload route with metadata extraction and scanned document detection

docs: update comments in backend project with FastAPI, PDF chunking logic, and file upload routes

feat: implement recursive RAG text section-aware chunking utility

feat: initialize project dependencies and configuration in pyproject.toml

feat: implement PDF file upload endpoint and add configuration management with pytest coverage

feat: initialize frontend project with chat, document list, and evaluation panels

feat: initialize frontend project with React, Vite, Tailwind CSS, and shadcn/ui components

feat: initialize backend FastAPI application with health check and API routing structure

feat: add Docker configuration and FastAPI backend for multi-environment deployment

feat: initialize project scaffolding with hybrid RAG pipeline and frontend UI structure

Initial commit