chore: cleanup old frontend code and update project configs

This commit removes the deprecated frontend/web-old directory, updates various project configuration files including tsconfig, vite config, environment variables, and backend data models. It also fixes several API paths, adds tenant awareness to multiple models, and makes minor UI adjustments.

backend/app/scripts/init_app.py

@@ -37,6 +37,7 @@ async def lifespan(app: FastAPI) -> AsyncGenerator[Any, Any]:
     """
     from app.api.v1.module_system.dict.service import DictDataService
     from app.api.v1.module_system.params.service import ParamsService
+    from app.api.v1.module_system.tenant.service import TenantService
     from app.core.ap_scheduler import SchedulerUtil
 
     try:
@@ -50,6 +51,8 @@ async def lifespan(app: FastAPI) -> AsyncGenerator[Any, Any]:
         log.info("✅ Redis系统配置初始化完成")
         await DictDataService().init_dict_service(redis=app.state.redis)
         log.info("✅ Redis数据字典初始化完成")
+        await TenantService.init_tenant_config_cache(redis=app.state.redis)
+        log.info("✅ Redis租户配置初始化完成")
         await SchedulerUtil.init_scheduler(redis=app.state.redis)
         log.info("✅ 定时任务调度器初始化完成")
         await FastAPILimiter.init(
@@ -102,12 +105,20 @@ def register_middlewares(app: FastAPI) -> None:
     返回:
     - None
     """
+    # 租户上下文中间件（最外层，最先执行，最后清理）
+    from app.core.tenant_middleware import TenantMiddleware
+
+    app.add_middleware(TenantMiddleware)
+
     for middleware in settings.MIDDLEWARE_LIST[::-1]:
         if not middleware:
             continue
         middleware = import_module(middleware, desc="中间件")
         app.add_middleware(middleware)
 
+    # 注册多租户 ORM 过滤器（导入即触发 @event.listens_for 注册）
+    import app.core.tenant_filter  # noqa: F401
+
 
 def register_exceptions(app: FastAPI) -> None:
     """
@@ -132,15 +143,14 @@ def register_routers(app: FastAPI) -> None:
     返回:
     - None
     """
-    from app.api.v1.module_application import application_router
     from app.api.v1.module_common import common_router
     from app.api.v1.module_monitor import monitor_router
     from app.api.v1.module_system import system_router
 
-    app.include_router(common_router, dependencies=[Depends(RateLimiter(times=5, seconds=10))])
-    app.include_router(application_router, dependencies=[Depends(RateLimiter(times=5, seconds=10))])
-    app.include_router(system_router, dependencies=[Depends(RateLimiter(times=5, seconds=10))])
-    app.include_router(monitor_router, dependencies=[Depends(RateLimiter(times=5, seconds=10))])
+    # 业务路由（带速率限制）
+    app.include_router(common_router, dependencies=[Depends(RateLimiter(times=60, seconds=10))])
+    app.include_router(system_router, dependencies=[Depends(RateLimiter(times=60, seconds=10))])
+    app.include_router(monitor_router, dependencies=[Depends(RateLimiter(times=60, seconds=10))])
 
     from app.plugin.module_ai.chat.ws import WS_AI
 
@@ -154,9 +164,15 @@ def register_routers(app: FastAPI) -> None:
     # 获取动态路由实例
     app.include_router(
         router=get_dynamic_router(),
-        dependencies=[Depends(RateLimiter(times=5, seconds=10))],
+        dependencies=[Depends(RateLimiter(times=60, seconds=10))],
     )
 
+    # Prometheus Metrics 端点
+    from app.api.v1.module_common.monitoring.metrics import setup_metrics
+
+    setup_metrics(app)
+    log.info("✅ Prometheus Metrics 端点已启用 (/metrics)")
+
 
 def register_files(app: FastAPI) -> None:
     """