| # --- core web app --- | |
| flask>=3.0 | |
| gunicorn>=22.0 # production WSGI server recommended by Render | |
| # --- computer‑vision utilities --- | |
| opencv-python-headless>=4.10.0.0 # OpenCV without GUI libs | |
| # --- Gemini / LangChain --- | |
| langchain-core>=0.2.0 | |
| langchain-google-genai>=0.0.12 # wrapper for Google Generative AI | |
| google-generativeai>=0.5.3 # underlying Gemini client SDK | |
| # --- other runtime helpers --- | |
| requests>=2.32 | |
| python-dotenv>=1.0 # convenient for local .env testing (optional) | |