feat: add google auth integration

open-isle-cli/src/utils/google.js

@@ -0,0 +1,32 @@
+import { API_BASE_URL, GOOGLE_CLIENT_ID, toast } from '../main'
+import { setToken } from './auth'
+
+export function googleSignIn(redirect) {
+  if (!window.google || !GOOGLE_CLIENT_ID) {
+    toast.error('Google 登录不可用')
+    return
+  }
+  window.google.accounts.id.initialize({
+    client_id: GOOGLE_CLIENT_ID,
+    callback: async ({ credential }) => {
+      try {
+        const res = await fetch(`${API_BASE_URL}/api/auth/google`, {
+          method: 'POST',
+          headers: { 'Content-Type': 'application/json' },
+          body: JSON.stringify({ idToken: credential })
+        })
+        const data = await res.json()
+        if (res.ok && data.token) {
+          setToken(data.token)
+          toast.success('登录成功')
+          if (redirect) redirect()
+        } else {
+          toast.error(data.error || '登录失败')
+        }
+      } catch (e) {
+        toast.error('登录失败')
+      }
+    }
+  })
+  window.google.accounts.id.prompt()
+}