chore: bootstrap project structure

pyproject.toml

@@ -0,0 +1,22 @@
+[project]
+name = "telecom-cdr-pipeline"
+version = "0.1.0"
+description = "High-throughput telecom CDR ingestion and analytics pipeline"
+requires-python = ">=3.11"
+dependencies = []
+
+[project.optional-dependencies]
+dev = [
+    "pytest>=8.0",
+]
+
+[build-system]
+requires = ["setuptools>=75.0"]
+build-backend = "setuptools.build_meta"
+
+[tool.setuptools.packages.find]
+where = ["src"]
+
+[tool.pytest.ini_options]
+testpaths = ["tests"]
+pythonpath = ["src"]