add sql db

pkgs/clan-cli/clan_cli/webui/sql_db.py

@@ -0,0 +1,12 @@
+from sqlalchemy import create_engine
+from sqlalchemy.ext.declarative import declarative_base
+from sqlalchemy.orm import sessionmaker
+
+URL = "sqlite:///./sql_app.db"
+
+engine = create_engine(
+    URL, connect_args={"check_same_thread":False}
+)
+SessionLocal = sessionmaker(autocommit=False, autoflush=Flase, bind=engine)
+
+Base = declarative_base()