Initial commit: Project foundation

- Backend: Go API server with Gin framework
- Frontend: React setup (placeholder)
- ML Service: Python FastAPI skeleton
- Docker Compose: Full stack configuration
- Database: PostgreSQL schema with migrations
- Documentation: Implementation plan and README

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>

ml-service/.gitignore

@@ -0,0 +1,26 @@
+# Python
+__pycache__/
+*.py[cod]
+*$py.class
+*.so
+.Python
+*.egg-info/
+dist/
+build/
+
+# Virtual environment
+venv/
+env/
+ENV/
+
+# ML models
+models/*.pkl
+models/*.joblib
+!models/.gitkeep
+
+# Jupyter
+.ipynb_checkpoints/
+
+# Cache
+.pytest_cache/
+.mypy_cache/