feat: 各种登录方式传入invite_token

frontend_nuxt/pages/github-callback.vue

@@ -1,3 +1,4 @@
+<!-- pages/github-callback.vue -->
 <template>
   <CallbackPage />
 </template>
@@ -8,9 +9,31 @@ import { githubExchange } from '~/utils/github'
 
 onMounted(async () => {
   const url = new URL(window.location.href)
-  const code = url.searchParams.get('code')
-  const state = url.searchParams.get('state')
-  const result = await githubExchange(code, state, '')
+  const code = url.searchParams.get('code') || ''
+  const state = url.searchParams.get('state') || ''
+
+  // 从 state 中解析 invite_token（githubAuthorize 已把它放进 state）
+  let inviteToken = ''
+  if (state) {
+    try {
+      const s = new URLSearchParams(state)
+      inviteToken = s.get('invite_token') || s.get('invitetoken') || ''
+    } catch {}
+  }
+  // 兜底：也支持直接跟在回调URL的查询参数上
+  // if (!inviteToken) {
+  //   inviteToken =
+  //     url.searchParams.get('invite_token') ||
+  //     url.searchParams.get('invitetoken') ||
+  //     ''
+  // }
+
+  if (!code) {
+    navigateTo('/login', { replace: true })
+    return
+  }
+
+  const result = await githubExchange(code, inviteToken, '')
 
   if (result.needReason) {
     navigateTo(`/signup-reason?token=${result.token}`, { replace: true })