feat: 添加MCP调试插件并优化流式超时处理

refactor(relay): 将Provider Key管理路由移至model_config模块
fix(saas): 修复demo_keys与provider_keys的匹配逻辑
perf(runtime): 将流式响应超时从60秒延长至180秒以适配思考型模型
docs: 新增模块化审计和上线前功能测试方案文档
chore: 添加tauri-plugin-mcp依赖及相关配置

crates/zclaw-saas/src/model_config/mod.rs

@@ -4,7 +4,7 @@ pub mod types;
 pub mod service;
 pub mod handlers;
 
-use axum::routing::{delete, get, post};
+use axum::routing::{delete, get, post, put};
 use crate::state::AppState;
 
 /// 模型配置路由 (需要认证)
@@ -14,6 +14,10 @@ pub fn routes() -> axum::Router<AppState> {
         .route("/api/v1/providers", get(handlers::list_providers).post(handlers::create_provider))
         .route("/api/v1/providers/:id", get(handlers::get_provider).patch(handlers::update_provider).delete(handlers::delete_provider))
         .route("/api/v1/providers/:id/models", get(handlers::list_provider_models))
+        // Provider Key Pool (admin only, moved from relay to avoid quota middleware)
+        .route("/api/v1/providers/:provider_id/keys", get(crate::relay::handlers::list_provider_keys).post(crate::relay::handlers::add_provider_key))
+        .route("/api/v1/providers/:provider_id/keys/:key_id/toggle", put(crate::relay::handlers::toggle_provider_key))
+        .route("/api/v1/providers/:provider_id/keys/:key_id", delete(crate::relay::handlers::delete_provider_key))
         // Models
         .route("/api/v1/models", get(handlers::list_models).post(handlers::create_model))
         .route("/api/v1/models/:id", get(handlers::get_model).patch(handlers::update_model).delete(handlers::delete_model))