add homekeeper stack

api/app/models/user.py

@@ -0,0 +1,10 @@
+from sqlmodel import Field, SQLModel
+
+
+class User(SQLModel, table=True):
+    __tablename__ = "users"
+    __table_args__ = {"schema": "auth"}
+
+    id: int | None = Field(default=None, primary_key=True)
+    username: str = Field(unique=True, index=True)
+    hashed_password: str