feat: rbac接入完成，file接入完成

src/lib/request.ts

@@ -7,7 +7,7 @@ const AUTH_WHITELIST = ['/auth/captcha', '/auth/login']
 const request = axios.create({
   baseURL: API_BASE_URL,
   timeout: 30000,
-  headers: { 'Content-Type': 'application/json' },
+  // Let Axios automatically set Content-Type based on payload type
 })
 
 request.interceptors.request.use(
@@ -18,9 +18,7 @@ request.interceptors.request.use(
       const token = localStorage.getItem('token')
       if (token) config.headers.Authorization = `Bearer ${token}`
     }
-    if (config.data instanceof FormData) {
-      config.headers.delete('Content-Type')
-    }
+    // Remove any custom handling, Axios natively handles FormData correctly without global Content-Type
     return config
   },
   (error: AxiosError) => Promise.reject(error)