fix: address AI review suggestions - add localStorage persistence and increase switch width

Author: Test User

dashboard/src/views/extension/InstalledPluginsTab.vue

@@ -362,7 +362,7 @@ const pinnedPlugins = computed(() => {
                       density="compact"
                       hide-details
                       class="ml-4"
-                      style="max-width: 160px"
+                      style="max-width: 200px"
                     />
                   </div>
                 </div>

dashboard/src/views/extension/useExtensionPage.js

@@ -188,7 +188,19 @@ export const useExtensionPage = () => {
   const installedStatusFilter = ref("all");
   const installedSortBy = ref("default");
   const installedSortOrder = ref("desc");
-  const pinUpdatesOnTop = ref(true);
+  const getInitialPinUpdatesOnTop = () => {
+    if (typeof window !== "undefined" && window.localStorage) {
+      const saved = localStorage.getItem("pinUpdatesOnTop");
+      return saved !== "false";
+    }
+    return true;
+  };
+  const pinUpdatesOnTop = ref(getInitialPinUpdatesOnTop());
+  watch(pinUpdatesOnTop, (val) => {
+    if (typeof window !== "undefined" && window.localStorage) {
+      localStorage.setItem("pinUpdatesOnTop", val.toString());
+    }
+  });
   const loading_ = ref(false);
 
   // 分页相关