chore: Migrate from pip to uv package manager (#11)

Switch to uv for Python package management with exclude-newer=1week
to prevent supply chain attacks.

Author: erezrokah

pyproject.toml

@@ -0,0 +1,33 @@
+[project]
+name = "secure-ai-data-pipelines-demo"
+version = "0.1.0"
+requires-python = ">=3.11"
+dependencies = [
+    "fastapi>=0.104.1",
+    "uvicorn[standard]>=0.24.0",
+    "pydantic>=2.5.0",
+    "pydantic-settings>=2.0.0",
+    "python-multipart>=0.0.22",
+    "sqlalchemy>=2.0.23",
+    "psycopg2-binary>=2.9.9",
+    "alembic>=1.12.1",
+    "python-jose[cryptography]>=3.4.0",
+    "passlib[bcrypt]>=1.7.4",
+    "python-dotenv>=1.0.0",
+    "cryptography>=41.0.0",
+    "openai>=1.3.7",
+    "anthropic>=0.7.8",
+]
+
+[dependency-groups]
+dev = [
+    "pytest>=7.4.3",
+    "pytest-asyncio>=0.21.1",
+    "httpx>=0.25.2",
+    "black>=26.3.1",
+    "flake8>=6.1.0",
+    "mypy>=1.7.1",
+]
+
+[tool.uv]
+exclude-newer = "1 week"