登录页加载态、日志动作补齐与绑定按钮禁用态

src/components/settings/AccountSecurityCard.vue

@@ -204,6 +204,11 @@ const bindableProviders = computed(() => {
   return out
 })
 
+/** 已绑定的 provider 集合;绑定入口按钮据此禁用,解绑后自动恢复 */
+const boundProviders = computed(
+  () => new Set((identities.data.value?.items ?? []).map((it) => it.provider)),
+)
+
 async function bindProvider(provider: string) {
   binding.value = provider
   try {
@@ -507,9 +512,10 @@ async function deleteProvider(p: ProviderType) {
           :key="p"
           size="small"
           :loading="binding === p"
+          :disabled="boundProviders.has(p)"
           @click="bindProvider(p)"
         >
-          绑定 {{ displayNameOf(p) }}
+          {{ boundProviders.has(p) ? '已绑定' : '绑定' }} {{ displayNameOf(p) }}
         </NButton>
         <span class="text-xs text-ink-3">将跳转到对应平台授权</span>
       </div>