feat: initial commit - pipeline runner with real-time streaming

.gitignore

@@ -0,0 +1,55 @@
+# Python
+__pycache__/
+*.py[cod]
+*$py.class
+*.so
+*.egg
+*.egg-info/
+dist/
+build/
+*.whl
+
+# Virtual environments
+venv/
+.venv/
+env/
+.env/
+
+# IDE
+.idea/
+.vscode/
+*.swp
+*.swo
+*~
+
+# OS
+.DS_Store
+Thumbs.db
+
+# dotenv
+.env
+.env.*
+!env.example
+
+# Logs
+*.log
+logs/
+
+# Jupyter
+.ipynb_checkpoints/
+
+# Coverage
+htmlcov/
+.coverage
+.coverage.*
+
+# mypy
+.mypy_cache/
+.dmypy.json
+dmypy.json
+
+# Pytest
+.pytest_cache/
+
+# Ruff
+.ruff_cache/