etape laptop

backend/app/database.py

@@ -0,0 +1,13 @@
+from sqlmodel import SQLModel, create_engine, Session
+from .config import DATABASE_URL
+
+engine = create_engine(DATABASE_URL, echo=False)
+
+
+def init_db():
+    SQLModel.metadata.create_all(engine)
+
+
+def get_session():
+    with Session(engine) as session:
+        yield session