feat: add Docker support with uv and update taskipy start command

- Add Dockerfile using uv for dependency management
- Add docker-compose.yaml for container orchestration
- Add .dockerignore to optimize builds
- Update taskipy start task with http transport and port 3001
- Update README.md and AGENTS.md with Docker documentation

.dockerignore

@@ -0,0 +1,15 @@
+.git
+.gitignore
+__pycache__
+.pytest_cache
+.env
+.venv
+*.pyc
+*.egg-info
+.eggs
+dist
+build
+.ruff_cache
+.mypy_cache
+.DS_Store
+*.log