fix(frontend): 优化 OAuth 身份徽章优先级并避免 Kiro 订阅标签重复

- getOAuthOrgBadge 优先展示 organization id, 其次回落到 account_id 或 account_user_id, 不再使用 account_name 作为徽章文案
- Kiro provider 的订阅标签仅在与 OAuth plan 标签不一致时显示, 避免重复徽章
- 补充 getOAuthOrgBadge 的单元测试覆盖组织优先与回落场景

frontend/src/features/providers/components/ProviderDetailDrawer.vue

@@ -315,12 +315,12 @@
                             </Badge>
                             <!-- Kiro 订阅类型标签 -->
                             <Badge
-                              v-if="provider.provider_type === 'kiro' && getKiroSubscriptionTitle(key)"
+                              v-if="shouldShowKiroSubscriptionBadge(key)"
                               variant="outline"
                               class="text-[10px] px-1.5 py-0 shrink-0"
-                              :class="getOAuthPlanTypeClass(formatKiroSubscription(getKiroSubscriptionTitle(key)))"
+                              :class="getOAuthPlanTypeClass(getKiroSubscriptionBadgeLabel(key))"
                             >
-                              {{ formatKiroSubscription(getKiroSubscriptionTitle(key)) }}
+                              {{ getKiroSubscriptionBadgeLabel(key) }}
                             </Badge>
                           </div>
                           <div class="flex items-center gap-1">
@@ -2074,6 +2074,22 @@ function getKiroSubscriptionTitle(key: EndpointAPIKey): string | undefined {
   return getKiroQuotaDisplay(key)?.subscription_title
 }
 
+function getKiroSubscriptionBadgeLabel(key: EndpointAPIKey): string {
+  return formatKiroSubscription(getKiroSubscriptionTitle(key))
+}
+
+function shouldShowKiroSubscriptionBadge(key: EndpointAPIKey): boolean {
+  if (provider.value?.provider_type !== 'kiro') return false
+
+  const kiroLabel = getKiroSubscriptionBadgeLabel(key)
+  if (!kiroLabel) return false
+
+  const oauthPlanLabel = formatOAuthPlanType(key.oauth_plan_type)
+  if (!oauthPlanLabel) return true
+
+  return oauthPlanLabel.trim().toLowerCase() !== kiroLabel.trim().toLowerCase()
+}
+
 function shouldAutoRefreshCodexQuota(): boolean {
   if (provider.value?.provider_type !== 'codex') return false
   const now = Math.floor(Date.now() / 1000)

frontend/src/utils/__tests__/oauthIdentity.spec.ts

@@ -0,0 +1,43 @@
+import { describe, expect, it } from 'vitest'
+
+import { getOAuthOrgBadge } from '../oauthIdentity'
+
+describe('getOAuthOrgBadge', () => {
+  it('prefers organization identity over account display name', () => {
+    const badge = getOAuthOrgBadge({
+      oauth_account_id: 'acct-demo-001',
+      oauth_account_name: 'Workspace Alpha',
+      oauth_account_user_id: 'user-1__acct-demo-001',
+      oauth_organizations: [
+        { id: 'org-personal-1234', title: 'Personal', is_default: true },
+      ],
+    })
+
+    expect(badge).toEqual({
+      id: 'org-personal-1234',
+      label: 'org:org-pe...1234',
+      title: 'name: Workspace Alpha | account_id: acct-demo-001 | account_user_id: user-1__acct-demo-001 | org_id: org-personal-1234 | org_title: Personal',
+    })
+  })
+
+  it('falls back to short account id when no organization is available', () => {
+    const badge = getOAuthOrgBadge({
+      oauth_account_id: 'acct-demo-001',
+      oauth_account_name: 'Workspace Alpha',
+    })
+
+    expect(badge).toEqual({
+      id: 'acct-demo-001',
+      label: 'acct-dem',
+      title: 'name: Workspace Alpha | account_id: acct-demo-001',
+    })
+  })
+
+  it('does not create an identity badge from account name alone', () => {
+    const badge = getOAuthOrgBadge({
+      oauth_account_name: 'Free',
+    })
+
+    expect(badge).toBeNull()
+  })
+})

frontend/src/utils/oauthIdentity.ts

@@ -26,6 +26,10 @@ function formatOAuthAccountBadge(accountId: string): string {
   return accountId.slice(0, 8)
 }
 
+function formatOAuthAccountUserBadge(accountUserId: string): string {
+  return formatOAuthIdentityShort(accountUserId, 8, 6)
+}
+
 function getPrimaryOAuthOrganization(
   value: OAuthIdentityDisplayValue,
 ): { id: string; title: string } | null {
@@ -61,10 +65,14 @@ export function getOAuthOrgBadge(
   const accountName = readStr(value?.oauth_account_name)
   const accountUserId = readStr(value?.oauth_account_user_id)
 
-  const badgeId = accountId || org?.id || ''
-  const label = accountName
-    || (accountId ? formatOAuthAccountBadge(accountId) : '')
-    || (org?.id ? `org:${formatOAuthIdentityShort(org.id, 6, 4)}` : '')
+  const badgeId = org?.id || accountId || accountUserId || ''
+  const label = org?.id
+    ? `org:${formatOAuthIdentityShort(org.id, 6, 4)}`
+    : accountId
+      ? formatOAuthAccountBadge(accountId)
+      : accountUserId
+        ? formatOAuthAccountUserBadge(accountUserId)
+        : ''
   if (!badgeId || !label) return null
 
   const titleParts = [