TODO.md

# Fix Docker Express Missing Dependency Issue

## Steps:
- [x] 1. Create this TODO.md
- [x] 2. Update package.json to add express, dotenv, node-fetch dependencies
- [x] 3. Run `npm install` locally to verify and create/update node_modules/package-lock.json
- [x] 4. Test local server: `npm start` (check http://localhost:7860)
- [x] 5. Implement file upload (/api/upload + frontend)
- [ ] Rebuild Docker: `docker build -t hf-gradio-docker-app .`
- [ ] Run: `docker run -p 7860:7860 -e HF_TOKEN=your_token hf-gradio-docker-app`
- [x] Task complete