fix: restore upstream canvas capabilities

web/canvas-app/src/stores/pinia/models.js

@@ -57,6 +57,14 @@ const setStored = (key, value) => {
   }
 }
 
+const removeStored = (key) => {
+  try {
+    localStorage.removeItem(key)
+  } catch {
+    // ignore
+  }
+}
+
 /**
  * Get stored JSON value from localStorage
  */
@@ -94,7 +102,8 @@ export const useModelStore = defineStore('model', () => {
   // ============ Provider 状态 | Provider State ============
 
   // 当前选中的渠道
-  const currentProvider = ref(getStored(STORAGE_KEYS.PROVIDER) || getDefaultProvider())
+  const storedProvider = getStored(STORAGE_KEYS.PROVIDER)
+  const currentProvider = ref(PROVIDERS[storedProvider] ? storedProvider : getDefaultProvider())
 
   // 渠道列表
   const providerList = computed(() => getProviderList())