# ── Database ──────────────────────────────────────────────────────────
# PostgreSQL connection string (async with asyncpg driver)
DATABASE_URL=postgresql+asyncpg://postgres:postgres@localhost:5432/rag_db

# ── Groq API ──────────────────────────────────────────────────────────
# Get your API key at https://console.groq.com
GROQ_API_KEY=gsk_your_groq_api_key_here

# ── Authentication ────────────────────────────────────────────────────
# Generate a strong random secret: python -c "import secrets; print(secrets.token_hex(32))"
SECRET_KEY=your_jwt_secret_change_this_in_production

# ── Uploads ───────────────────────────────────────────────────────────
UPLOAD_DIR=./uploads
FASTEMBED_CACHE_PATH=../fastembed_cache

# ── Application Settings ──────────────────────────────────────────────
# How many relevant chunks to retrieve per query
TOP_K=5
# Token-based chunk size for document splitting
CHUNK_SIZE=500
# Overlap between consecutive chunks
CHUNK_OVERLAP=50
# Maximum file upload size in bytes (10MB default)
MAX_FILE_SIZE=10485760
# Allowed CORS origins (comma-separated for multiple origins)
ALLOWED_ORIGINS=http://localhost:5173,http://localhost:80
# Number of uvicorn workers for production
UVICORN_WORKERS=4

# ── Frontend (Vite) ───────────────────────────────────────────────────
# Base URL for the backend API
VITE_API_URL=http://localhost:8000