Add initial work from Codex

backend/pyproject.toml

@@ -0,0 +1,46 @@
+[project]
+name = "otel-bi-backend"
+version = "0.1.0"
+description = "OpenTelemetry-instrumented BI and forecasting backend for MSSQL data warehouses"
+requires-python = ">=3.11"
+license = "AGPL-3.0-or-later"
+authors = [{ name = "Domagoj Andrić" }]
+dependencies = [
+  "fastapi>=0.116.0",
+  "uvicorn[standard]>=0.35.0",
+  "pydantic>=2.11.0",
+  "pydantic-settings>=2.10.0",
+  "python-dotenv>=1.1.0",
+  "httpx>=0.28.0",
+  "pyjwt[crypto]>=2.10.0",
+  "sqlalchemy>=2.0.40",
+  "pyodbc>=5.2.0",
+  "psycopg[binary]>=3.2.0",
+  "pandas>=2.3.0",
+  "numpy>=2.3.0",
+  "scikit-learn>=1.7.0",
+  "opentelemetry-api>=1.36.0",
+  "opentelemetry-sdk>=1.36.0",
+  "opentelemetry-exporter-otlp-proto-http>=1.36.0",
+  "opentelemetry-instrumentation-fastapi>=0.57b0",
+  "opentelemetry-instrumentation-httpx>=0.57b0",
+  "opentelemetry-instrumentation-sqlalchemy>=0.57b0",
+  "opentelemetry-instrumentation-logging>=0.57b0",
+  "opentelemetry-instrumentation-system-metrics>=0.57b0",
+]
+
+[project.optional-dependencies]
+dev = [
+  "pytest>=8.4.0",
+]
+
+[build-system]
+requires = ["setuptools>=68", "wheel"]
+build-backend = "setuptools.build_meta"
+
+[tool.setuptools.packages.find]
+where = ["."]
+include = ["app*", "microservices*"]
+
+[tool.pytest.ini_options]
+pythonpath = ["."]