Add example model, route and logic for development testing and boilerplate

app/database.py

@@ -0,0 +1,11 @@
+from sqlmodel import SQLModel, create_engine
+
+from app.config import settings
+
+engine = create_engine(
+    settings.database_url,
+    connect_args={"check_same_thread": False},
+)
+
+def create_database():
+    SQLModel.metadata.create_all(engine)