revert: Restore original Gradio UI from before conversation

feat: Full-screen chatbot interface with example questions

feat: Enable conversational responses for ANY question

feat: Streamline Gradio UI with 4 major improvements

fix: Add debug logging and follow-up question support

feat: Speed & intelligence overhaul - 3x faster with natural responses

fix: Handle ChatCompletionMessage objects in message trimming

fix: Strengthen system prompt to eliminate tool call announcements

fix: Improve UX - text comparisons, remove preset bloat, fix tool message errors

fix: Extract nested funding data in grant comparisons

fix: Add aggressive timeout prevention and context limits

perf: Optimize latency and reduce token usage across QA and search services

feat: Major scraper enhancements - consistent format, better extraction, per-month costs

fix: Remove temperature parameter for GPT-5 compatibility (only supports default)

fix: Change all max_tokens to max_completion_tokens for GPT-5 compatibility

debug: Add comprehensive directory listing to diagnose missing data on HF

debug: Add comprehensive path diagnostics for HF deployment

debug: Add more detailed logging for grant initialization

debug: Add logging to diagnose grant loading issue on HF

fix: Change max_tokens to max_completion_tokens for GPT-5 API compatibility

feat: Merge GPT-5 enhancements with working c72a240 base + restore crawler

chore: Remove websocket dependencies - not used in current version

fix: Restore simple relative path for grant loading

fix: Remove WebSocket/SSE streaming UI and add detailed logging

fix: Use absolute path for loading grant snapshots

fix: Remove all remaining emojis from demo_app UI

feat: Major system enhancements - GPT-5 support, monitoring, translation, and optimizations

fix: make hybrid search index optional in chat_tools - graceful fallback if scikit-learn unavailable

chore: remove Railway config files - using Streamlit Cloud instead

fix: update system prompt to use numbered lists instead of bullets for grant lists

feat: add optimized summarizer and streaming support

feat: add get_all_grant_summaries tool for efficient batch grant summarization

cleanup: remove unused src modules (ui, summarize, brief, hashing, crawler)

docs: remove unnecessary markdown files - keep only README and DEPLOY

feat: integrate MongoDB for data persistence

feat: add Railway deployment configuration and API health check

feat: add working QA endpoint and fix evaluation harness

fix: replace deprecated datetime.utcnow() with timezone-aware datetime.now(timezone.utc)

feat: integrate supporting materials into chat tools

feat: add PDF & supporting materials integration to context

feat: consolidate documentation and improve code organization

Initial commit of grant-analyst project

Add working grant analyst demo setup

feat: scaffold repo, .venv, deps, folders

feat: scaffold repo, venv, deps, folders