refactor(models): Use the SQLAlchemy base model. (#19435)

Signed-off-by: -LAN- <laipz8200@outlook.com>

api/models/api_based_extension.py

@@ -2,6 +2,7 @@ import enum
 
 from sqlalchemy import func
 
+from .base import Base
 from .engine import db
 from .types import StringUUID
 
@@ -13,7 +14,7 @@ class APIBasedExtensionPoint(enum.Enum):
     APP_MODERATION_OUTPUT = "app.moderation.output"
 
 
-class APIBasedExtension(db.Model):  # type: ignore[name-defined]
+class APIBasedExtension(Base):
     __tablename__ = "api_based_extensions"
     __table_args__ = (
         db.PrimaryKeyConstraint("id", name="api_based_extension_pkey"),