# Copy to .env — FLASK_SECRET_KEY is auto-generated on first run if omitted. FLASK_SECRET_KEY= # LLM provider (leave blank to use stub estimation) # Supported: gemini LLM_PROVIDER= # Gemini (required when LLM_PROVIDER=gemini) # Install: pip install -e '.[gemini]' (from repo root) GEMINI_API_KEY= GEMINI_MODEL=gemini-2.0-flash