refactor: adjust database indexes by adding high-frequency composite indexes and removing redundant id indexes

app/db/models/workflow.py

@@ -1,7 +1,7 @@
 from datetime import datetime
 from typing import Optional
 
-from sqlalchemy import Column, Integer, JSON, String, and_, or_, select
+from sqlalchemy import Column, Integer, JSON, String, Index, and_, or_, select
 from sqlalchemy.ext.asyncio import AsyncSession
 
 from app.db import Base, db_query, get_id_column, db_update, async_db_query, async_db_update
@@ -44,6 +44,10 @@ class Workflow(Base):
     # 最后执行时间
     last_time = Column(String)
 
+    __table_args__ = (
+        Index('ix_workflow_trigger_type_state', 'trigger_type', 'state'),
+    )
+
     @classmethod
     @db_query
     def list(cls, db):