feat: expand AI workflow support and refresh docs

Server/alembic/env.py

@@ -1,20 +1,21 @@
-import os
 import sys
 from logging.config import fileConfig
+from pathlib import Path
 
 from sqlalchemy import engine_from_config
 from sqlalchemy import pool
 
 from alembic import context
 
-# 将当前目录添加到 sys.path，以便能够导入 app 模块
-sys.path.append(os.getcwd())
+SERVER_DIR = Path(__file__).resolve().parents[1]
+if str(SERVER_DIR) not in sys.path:
+    sys.path.append(str(SERVER_DIR))
 
 # 导入配置和模型
 from app.core.config import settings
 from app.db import Base
 # 导入所有模型以确保它们被注册到 Base.metadata
-from app.models import user, group, business, session
+from app.models import business, chat, group, logs, session, user
 
 # this is the Alembic Config object, which provides
 # access to the values within the .ini file in use.