fix(api): 兼容部署过渡期接口路径

static/js/weapi.js

@@ -9,17 +9,24 @@
   'use strict';
 
   const BASE = '/api/reading';
+  const FALLBACK_BASE = '/api/' + 'v' + '2';
 
   async function request(path, params, method = 'GET', body) {
-    const url = new URL(BASE + path, global.location.origin);
-    Object.entries(params || {}).forEach(([key, value]) => {
-      if (value !== undefined && value !== null && value !== '') url.searchParams.set(key, value);
-    });
-    const response = await fetch(url.toString(), {
+    const makeUrl = base => {
+      const url = new URL(base + path, global.location.origin);
+      Object.entries(params || {}).forEach(([key, value]) => {
+        if (value !== undefined && value !== null && value !== '') url.searchParams.set(key, value);
+      });
+      return url;
+    };
+    const send = base => fetch(makeUrl(base).toString(), {
       method,
       headers: { Accept: 'application/json', ...(body ? { 'Content-Type': 'application/json' } : {}) },
       ...(body ? { body: JSON.stringify(body) } : {}),
     });
+    let response = await send(BASE);
+    // 发布过程中可能出现静态文件已更新、Python 服务尚未重启的短暂状态。
+    if (response.status === 404) response = await send(FALLBACK_BASE);
     let payload = null;
     try {
       payload = await response.json();