Initial commit: add config_manager module with ConfigParameter and ConfigManager

.gitignore

@@ -0,0 +1,49 @@
+# Python
+__pycache__/
+*.py[cod]
+*$py.class
+*.so
+.Python
+build/
+develop-eggs/
+dist/
+downloads/
+eggs/
+.eggs/
+lib/
+lib64/
+parts/
+sdist/
+var/
+wheels/
+*.egg-info/
+*.egg
+
+# Virtual environments
+venv/
+env/
+ENV/
+.venv/
+
+# IDE
+.idea/
+.vscode/
+*.swp
+*.swo
+*~
+
+# OS
+.DS_Store
+Thumbs.db
+
+# Log files (runtime)
+log/*.log
+
+# Models (large binary files)
+models/
+
+# Environment
+.env
+.env.local
+
+.opencode/