docs(specs): initialize OpenSpec and define telecom CDR pipeline specifications

.gitignore

@@ -0,0 +1,48 @@
+# Python
+__pycache__/
+*.py[cod]
+*$py.class
+*.so
+.Python
+build/
+develop-eggs/
+dist/
+downloads/
+eggs/
+.eggs/
+lib/
+lib64/
+parts/
+sdist/
+var/
+wheels/
+share/python-wheels/
+*.egg-info/
+.installed.cfg
+*.egg
+MANIFEST
+
+# Virtual Environments
+venv/
+.venv/
+ENV/
+env/
+
+# Environment Variables
+.env
+!.env.example
+
+# IDEs
+.idea/
+.vscode/
+*.swp
+*.swo
+
+# ClickHouse / Kafka local data mounts
+data/
+logs/
+
+# Testing & Coverage
+.pytest_cache/
+.coverage
+htmlcov/