improve(login):优化登录页状态判断

web/admin/src/views/LoginPage.vue

@@ -1,5 +1,5 @@
 <script setup lang="ts">
-import { ref, reactive, computed } from 'vue'
+import { ref, reactive, computed, onMounted } from 'vue'
 import { useRouter, useRoute } from 'vue-router'
 import { Message } from '@arco-design/web-vue'
 import type { FormInstance } from '@arco-design/web-vue'
@@ -98,6 +98,16 @@ async function acceptAgreements() {
   }
 }
 
+// Check if already logged in on mount
+import { onMounted } from 'vue'
+
+onMounted(() => {
+  // If already logged in, redirect to dashboard
+  if (authStore.isLoggedIn) {
+    const redirect = (route.query.redirect as string) || '/admin'
+    router.replace(redirect)
+  }
+})
 async function handleLogin() {
   try {
     const errors = await formRef.value?.validate()

web/tenant/src/views/auth/ForgotPasswordPage.vue

@@ -1,6 +1,7 @@
 <script setup lang="ts">
-import { ref, reactive } from 'vue'
+import { ref, reactive, onMounted } from 'vue'
 import { useRouter } from 'vue-router'
+import { useTenantAuthStore } from '@/stores/tenant-auth'
 import AuthLayout from '@/components/layout/AuthLayout.vue'
 import Icon from '@/components/common/Icon.vue'
 import SlideCaptcha from '@/components/common/SlideCaptcha.vue'
@@ -8,6 +9,7 @@ import PasswordStrengthMeter from '@/components/common/PasswordStrengthMeter.vue
 import request, { extractApiError } from '@/utils/request'
 
 const router = useRouter()
+const authStore = useTenantAuthStore()
 
 const step = ref<1 | 2>(1)
 const loading = ref(false)
@@ -42,6 +44,13 @@ function clearErrors() {
 	Object.keys(errors).forEach((k) => delete errors[k])
 }
 
+onMounted(() => {
+	// Check if already logged in — if yes, redirect to dashboard
+	if (authStore.isLoggedIn) {
+		router.replace('/tenant/dashboard')
+	}
+})
+
 async function sendCode() {
 	if (!form.email.trim() || !/^[^\s@]+@[^\s@]+\.[^\s@]+$/.test(form.email)) {
 		errors.email = '请输入有效的邮箱地址'

web/tenant/src/views/auth/LoginPage.vue

@@ -77,6 +77,13 @@ function onAgreementsAccepted() {
 }
 
 onMounted(async () => {
+	// Check if already logged in — if yes, redirect to dashboard
+	if (authStore.isLoggedIn) {
+		const redirect = (route.query.redirect as string) || '/tenant/dashboard'
+		router.replace(redirect)
+		return
+	}
+
 	nextTick(() => emailInput.value?.focus())
 	await fetchSettings()
 })

web/tenant/src/views/auth/RegisterPage.vue

@@ -48,6 +48,12 @@ function proceedAfterRegister() {
 }
 
 onMounted(async () => {
+	// Check if already logged in — if yes, redirect to dashboard
+	if (authStore.isLoggedIn) {
+		router.replace('/tenant/dashboard')
+		return
+	}
+
 	await fetchSettings()
 	emailVerification.value = settings.value.register_email_verification === true
 })