update configuration docker setup for data platform

03-apiservice/app/db/session.py

@@ -0,0 +1,27 @@
+"""
+Database session management
+"""
+from sqlalchemy.orm import sessionmaker, Session
+from app.db.engine import engine
+
+# Create SessionLocal class
+SessionLocal = sessionmaker(autocommit=False, autoflush=False, bind=engine)
+
+
+def get_db() -> Session:
+    """
+    Dependency to get database session
+    
+    Usage:
+        @app.get("/items")
+        def read_items(db: Session = Depends(get_db)):
+            ...
+    
+    Yields:
+        Database session
+    """
+    db = SessionLocal()
+    try:
+        yield db
+    finally:
+        db.close()