# Core dependencies
pydantic>=2.0.0
aiofiles>=23.0.0
python-dotenv>=1.0.0

# Optional: Parquet backend
pandas>=2.0.0
pyarrow>=12.0.0

# Optional: PostgreSQL backend
asyncpg>=0.29.0
sqlalchemy>=2.0.0

# Optional: MySQL backend
aiomysql>=0.2.0

# Development dependencies
pytest>=7.0.0
pytest-asyncio>=0.21.0
pytest-cov>=4.0.0
black>=23.0.0
ruff>=0.1.0
mypy>=1.5.0
