Working prototype

db/models.py

@@ -0,0 +1,27 @@
+from sqlalchemy import Column, Integer, String
+from sqlalchemy.orm import declarative_base, sessionmaker
+from sqlalchemy import create_engine
+from fastapi import Depends
+
+DATABASE_URL = "sqlite:///./test.db"
+
+engine = create_engine(DATABASE_URL, connect_args={"check_same_thread": False})
+SessionLocal = sessionmaker(bind=engine)
+
+Base = declarative_base()
+
+
+class User(Base):
+    __tablename__ = "users"
+
+    id = Column(Integer, primary_key=True)
+    username = Column(String, unique=True, index=True)
+    role = Column(String)  # z. B. "admin" oder "user"
+
+
+def get_db():
+    db = SessionLocal()
+    try:
+        yield db
+    finally:
+        db.close()