migrate frontend

Wavelet/frontend/lib/services/core/api-client.ts

@@ -1,6 +1,6 @@
 import axios, {AxiosError, AxiosResponse, CancelTokenSource, InternalAxiosRequestConfig} from 'axios';
 import {toast} from 'sonner';
-import {apiConfig} from './config';
+import {apiConfig, getApiBaseUrl} from './config';
 import {
   ApiErrorBase,
   ForbiddenError,
@@ -21,11 +21,24 @@ const apiClient = axios.create({
   baseURL: apiConfig.baseURL,
   timeout: apiConfig.timeout,
   withCredentials: apiConfig.withCredentials,
+  // Fail fast on slash redirect loops between Next dev proxy and Gin legacy routes.
+  maxRedirects: 5,
   headers: {
     'Content-Type': 'application/json',
   },
 });
 
+/** Normalize legacy /api/* paths: strip trailing slash to avoid 308/301 loops in dev proxy. */
+function normalizeApiPath(url?: string): string | undefined {
+  if (!url || !url.startsWith('/api/')) {
+    return url;
+  }
+  if (url.length > 5 && url.endsWith('/')) {
+    return url.replace(/\/+$/, '');
+  }
+  return url;
+}
+
 /**
  * 请求取消令牌存储
  */
@@ -66,6 +79,12 @@ function getRequestKey(config: { method?: string; url?: string; data?: unknown }
  */
 apiClient.interceptors.request.use(
   (config: InternalAxiosRequestConfig) => {
+    // Browser must use same-origin relative URLs so Session Cookie hits Next rewrite (3010→3000).
+    if (typeof window !== 'undefined') {
+      config.baseURL = getApiBaseUrl();
+    }
+    config.url = normalizeApiPath(config.url);
+
     const requestKey = getRequestKey(config);
     const source = axios.CancelToken.source();
     config.cancelToken = source.token;