Fix Polish language: hardcode language=pl, remove langdetect

Enforce Polish language: history-aware detection + stricter prompt

Remove source citations from chat responses

Fix history content format: normalize Gradio list-type content to str

Convert Q&A interface to conversational chatbot with memory

Improve RAG retrieval: distance filtering, cross-lang fallback, structured prompts

Optimize performance: lazy file handle, configurable LLM params, lancedb 0.30.2

Simplify Polish language prompts for better gpt-4o-mini compliance

Revert to OPENAI_API_KEY and switch to gpt-4o-mini

Zamiana OPENAI_API_KEY na GITHUB_TOKEN w kodzie, dokumentacji i konfiguracji

Rebrand do Jacek AI + nowy interfejs Q&A + social sharing

Zmiana na bezstanowy agent z loggingiem Q&A

Optymalizacja agenta: background init, źródła i cleanup

Add detailed logging and fix read-only filesystem issues

Fix signal error in background thread

Fix HuggingFace deployment issues

Fix: Make LLM base_url optional to prevent startup hang

Remove asyncio completely to fix event loop cleanup errors

Lazy loading

Aktualizacja ostatniej szansy

Re-initialize repository with correct LFS setup