fix: 更新提醒文本以强调导出配置的重要性

sidepanel/sidepanel.html

@@ -100,7 +100,7 @@
         </div>
         <button id="btn-open-release" class="btn btn-primary btn-sm" type="button">前往更新</button>
       </div>
-      <p class="update-card-reminder">请更新前导出配置</p>
+      <p class="update-card-reminder">一定请先导出配置，再执行更新</p>
       <div id="update-release-list" class="update-release-list"></div>
     </div>
   </section>

tests/sidepanel-icloud-manager.test.js

@@ -23,7 +23,7 @@ test('update card highlights exporting config before upgrade', () => {
   const html = fs.readFileSync('sidepanel/sidepanel.html', 'utf8');
   const css = fs.readFileSync('sidepanel/sidepanel.css', 'utf8');
 
-  assert.match(html, /<p class="update-card-reminder">请更新前导出配置<\/p>/);
+  assert.match(html, /<p class="update-card-reminder">一定请先导出配置，再执行更新<\/p>/);
   assert.match(css, /\.update-card-reminder\s*\{/);
   assert.match(css, /font-weight:\s*700;/);
   assert.match(css, /color:\s*var\(--orange\);/);