merge upstream main

frontend/src/views/admin/GroupsView.vue

@@ -240,9 +240,73 @@
             v-model="createForm.platform"
             :options="platformOptions"
             data-tour="group-form-platform"
+            @change="createForm.copy_accounts_from_group_ids = []"
           />
           <p class="input-hint">{{ t('admin.groups.platformHint') }}</p>
         </div>
+        <!-- 从分组复制账号 -->
+        <div v-if="copyAccountsGroupOptions.length > 0">
+          <div class="mb-1.5 flex items-center gap-1">
+            <label class="text-sm font-medium text-gray-700 dark:text-gray-300">
+              {{ t('admin.groups.copyAccounts.title') }}
+            </label>
+            <div class="group relative inline-flex">
+              <Icon
+                name="questionCircle"
+                size="sm"
+                :stroke-width="2"
+                class="cursor-help text-gray-400 transition-colors hover:text-primary-500 dark:text-gray-500 dark:hover:text-primary-400"
+              />
+              <div class="pointer-events-none absolute bottom-full left-0 z-50 mb-2 w-72 opacity-0 transition-all duration-200 group-hover:pointer-events-auto group-hover:opacity-100">
+                <div class="rounded-lg bg-gray-900 p-3 text-white shadow-lg dark:bg-gray-800">
+                  <p class="text-xs leading-relaxed text-gray-300">
+                    {{ t('admin.groups.copyAccounts.tooltip') }}
+                  </p>
+                  <div class="absolute -bottom-1.5 left-3 h-3 w-3 rotate-45 bg-gray-900 dark:bg-gray-800"></div>
+                </div>
+              </div>
+            </div>
+          </div>
+          <!-- 已选分组标签 -->
+          <div v-if="createForm.copy_accounts_from_group_ids.length > 0" class="flex flex-wrap gap-1.5 mb-2">
+            <span
+              v-for="groupId in createForm.copy_accounts_from_group_ids"
+              :key="groupId"
+              class="inline-flex items-center gap-1 rounded-full bg-primary-100 px-2.5 py-1 text-xs font-medium text-primary-700 dark:bg-primary-900/30 dark:text-primary-300"
+            >
+              {{ copyAccountsGroupOptions.find(o => o.value === groupId)?.label || `#${groupId}` }}
+              <button
+                type="button"
+                @click="createForm.copy_accounts_from_group_ids = createForm.copy_accounts_from_group_ids.filter(id => id !== groupId)"
+                class="ml-0.5 text-primary-500 hover:text-primary-700 dark:hover:text-primary-200"
+              >
+                <Icon name="x" size="xs" />
+              </button>
+            </span>
+          </div>
+          <!-- 分组选择下拉 -->
+          <select
+            class="input"
+            @change="(e) => {
+              const val = Number((e.target as HTMLSelectElement).value)
+              if (val && !createForm.copy_accounts_from_group_ids.includes(val)) {
+                createForm.copy_accounts_from_group_ids.push(val)
+              }
+              (e.target as HTMLSelectElement).value = ''
+            }"
+          >
+            <option value="">{{ t('admin.groups.copyAccounts.selectPlaceholder') }}</option>
+            <option
+              v-for="opt in copyAccountsGroupOptions"
+              :key="opt.value"
+              :value="opt.value"
+              :disabled="createForm.copy_accounts_from_group_ids.includes(opt.value)"
+            >
+              {{ opt.label }}
+            </option>
+          </select>
+          <p class="input-hint">{{ t('admin.groups.copyAccounts.hint') }}</p>
+        </div>
         <div>
           <label class="input-label">{{ t('admin.groups.form.rateMultiplier') }}</label>
           <input
@@ -795,6 +859,69 @@
           />
           <p class="input-hint">{{ t('admin.groups.platformNotEditable') }}</p>
         </div>
+        <!-- 从分组复制账号（编辑时） -->
+        <div v-if="copyAccountsGroupOptionsForEdit.length > 0">
+          <div class="mb-1.5 flex items-center gap-1">
+            <label class="text-sm font-medium text-gray-700 dark:text-gray-300">
+              {{ t('admin.groups.copyAccounts.title') }}
+            </label>
+            <div class="group relative inline-flex">
+              <Icon
+                name="questionCircle"
+                size="sm"
+                :stroke-width="2"
+                class="cursor-help text-gray-400 transition-colors hover:text-primary-500 dark:text-gray-500 dark:hover:text-primary-400"
+              />
+              <div class="pointer-events-none absolute bottom-full left-0 z-50 mb-2 w-72 opacity-0 transition-all duration-200 group-hover:pointer-events-auto group-hover:opacity-100">
+                <div class="rounded-lg bg-gray-900 p-3 text-white shadow-lg dark:bg-gray-800">
+                  <p class="text-xs leading-relaxed text-gray-300">
+                    {{ t('admin.groups.copyAccounts.tooltipEdit') }}
+                  </p>
+                  <div class="absolute -bottom-1.5 left-3 h-3 w-3 rotate-45 bg-gray-900 dark:bg-gray-800"></div>
+                </div>
+              </div>
+            </div>
+          </div>
+          <!-- 已选分组标签 -->
+          <div v-if="editForm.copy_accounts_from_group_ids.length > 0" class="flex flex-wrap gap-1.5 mb-2">
+            <span
+              v-for="groupId in editForm.copy_accounts_from_group_ids"
+              :key="groupId"
+              class="inline-flex items-center gap-1 rounded-full bg-primary-100 px-2.5 py-1 text-xs font-medium text-primary-700 dark:bg-primary-900/30 dark:text-primary-300"
+            >
+              {{ copyAccountsGroupOptionsForEdit.find(o => o.value === groupId)?.label || `#${groupId}` }}
+              <button
+                type="button"
+                @click="editForm.copy_accounts_from_group_ids = editForm.copy_accounts_from_group_ids.filter(id => id !== groupId)"
+                class="ml-0.5 text-primary-500 hover:text-primary-700 dark:hover:text-primary-200"
+              >
+                <Icon name="x" size="xs" />
+              </button>
+            </span>
+          </div>
+          <!-- 分组选择下拉 -->
+          <select
+            class="input"
+            @change="(e) => {
+              const val = Number((e.target as HTMLSelectElement).value)
+              if (val && !editForm.copy_accounts_from_group_ids.includes(val)) {
+                editForm.copy_accounts_from_group_ids.push(val)
+              }
+              (e.target as HTMLSelectElement).value = ''
+            }"
+          >
+            <option value="">{{ t('admin.groups.copyAccounts.selectPlaceholder') }}</option>
+            <option
+              v-for="opt in copyAccountsGroupOptionsForEdit"
+              :key="opt.value"
+              :value="opt.value"
+              :disabled="editForm.copy_accounts_from_group_ids.includes(opt.value)"
+            >
+              {{ opt.label }}
+            </option>
+          </select>
+          <p class="input-hint">{{ t('admin.groups.copyAccounts.hintEdit') }}</p>
+        </div>
         <div>
           <label class="input-label">{{ t('admin.groups.form.rateMultiplier') }}</label>
           <input
@@ -1470,6 +1597,29 @@ const invalidRequestFallbackOptionsForEdit = computed(() => {
   return options
 })
 
+// 复制账号的源分组选项（创建时）- 仅包含相同平台且有账号的分组
+const copyAccountsGroupOptions = computed(() => {
+  const eligibleGroups = groups.value.filter(
+    (g) => g.platform === createForm.platform && (g.account_count || 0) > 0
+  )
+  return eligibleGroups.map((g) => ({
+    value: g.id,
+    label: `${g.name} (${g.account_count || 0} 个账号)`
+  }))
+})
+
+// 复制账号的源分组选项（编辑时）- 仅包含相同平台且有账号的分组，排除自身
+const copyAccountsGroupOptionsForEdit = computed(() => {
+  const currentId = editingGroup.value?.id
+  const eligibleGroups = groups.value.filter(
+    (g) => g.platform === editForm.platform && (g.account_count || 0) > 0 && g.id !== currentId
+  )
+  return eligibleGroups.map((g) => ({
+    value: g.id,
+    label: `${g.name} (${g.account_count || 0} 个账号)`
+  }))
+})
+
 const groups = ref<AdminGroup[]>([])
 const loading = ref(false)
 const searchQuery = ref('')
@@ -1517,7 +1667,9 @@ const createForm = reactive({
   // 支持的模型系列（仅 antigravity 平台）
   supported_model_scopes: ['claude', 'gemini_text', 'gemini_image'] as string[],
   // MCP XML 协议注入开关（仅 antigravity 平台）
-  mcp_xml_inject: true
+  mcp_xml_inject: true,
+  // 从分组复制账号
+  copy_accounts_from_group_ids: [] as number[]
 })
 
 // 简单账号类型（用于模型路由选择）
@@ -1713,7 +1865,9 @@ const editForm = reactive({
   // 支持的模型系列（仅 antigravity 平台）
   supported_model_scopes: ['claude', 'gemini_text', 'gemini_image'] as string[],
   // MCP XML 协议注入开关（仅 antigravity 平台）
-  mcp_xml_inject: true
+  mcp_xml_inject: true,
+  // 从分组复制账号
+  copy_accounts_from_group_ids: [] as number[]
 })
 
 // 根据分组类型返回不同的删除确认消息
@@ -1798,6 +1952,7 @@ const closeCreateModal = () => {
   createForm.fallback_group_id_on_invalid_request = null
   createForm.supported_model_scopes = ['claude', 'gemini_text', 'gemini_image']
   createForm.mcp_xml_inject = true
+  createForm.copy_accounts_from_group_ids = []
   createModelRoutingRules.value = []
 }
 
@@ -1851,6 +2006,7 @@ const handleEdit = async (group: AdminGroup) => {
   editForm.model_routing_enabled = group.model_routing_enabled || false
   editForm.supported_model_scopes = group.supported_model_scopes || ['claude', 'gemini_text', 'gemini_image']
   editForm.mcp_xml_inject = group.mcp_xml_inject ?? true
+  editForm.copy_accounts_from_group_ids = [] // 复制账号字段每次编辑时重置为空
   // 加载模型路由规则（异步加载账号名称）
   editModelRoutingRules.value = await convertApiFormatToRoutingRules(group.model_routing)
   showEditModal.value = true
@@ -1860,6 +2016,7 @@ const closeEditModal = () => {
   showEditModal.value = false
   editingGroup.value = null
   editModelRoutingRules.value = []
+  editForm.copy_accounts_from_group_ids = []
 }
 
 const handleUpdateGroup = async () => {

frontend/src/views/admin/RedeemView.vue

@@ -213,7 +213,7 @@
               <Select v-model="generateForm.type" :options="typeOptions" />
             </div>
             <!-- 余额/并发类型：显示数值输入 -->
-            <div v-if="generateForm.type !== 'subscription'">
+            <div v-if="generateForm.type !== 'subscription' && generateForm.type !== 'invitation'">
               <label class="input-label">
                 {{
                   generateForm.type === 'balance'
@@ -230,6 +230,12 @@
                 class="input"
               />
             </div>
+            <!-- 邀请码类型：显示提示信息 -->
+            <div v-if="generateForm.type === 'invitation'" class="rounded-lg bg-blue-50 p-3 dark:bg-blue-900/20">
+              <p class="text-sm text-blue-700 dark:text-blue-300">
+                {{ t('admin.redeem.invitationHint') }}
+              </p>
+            </div>
             <!-- 订阅类型：显示分组选择和有效天数 -->
             <template v-if="generateForm.type === 'subscription'">
               <div>
@@ -387,7 +393,7 @@
 </template>
 
 <script setup lang="ts">
-import { ref, reactive, computed, onMounted, onUnmounted } from 'vue'
+import { ref, reactive, computed, onMounted, onUnmounted, watch } from 'vue'
 import { useI18n } from 'vue-i18n'
 import { useAppStore } from '@/stores/app'
 import { useClipboard } from '@/composables/useClipboard'
@@ -499,14 +505,16 @@ const columns = computed<Column[]>(() => [
 const typeOptions = computed(() => [
   { value: 'balance', label: t('admin.redeem.balance') },
   { value: 'concurrency', label: t('admin.redeem.concurrency') },
-  { value: 'subscription', label: t('admin.redeem.subscription') }
+  { value: 'subscription', label: t('admin.redeem.subscription') },
+  { value: 'invitation', label: t('admin.redeem.invitation') }
 ])
 
 const filterTypeOptions = computed(() => [
   { value: '', label: t('admin.redeem.allTypes') },
   { value: 'balance', label: t('admin.redeem.balance') },
   { value: 'concurrency', label: t('admin.redeem.concurrency') },
-  { value: 'subscription', label: t('admin.redeem.subscription') }
+  { value: 'subscription', label: t('admin.redeem.subscription') },
+  { value: 'invitation', label: t('admin.redeem.invitation') }
 ])
 
 const filterStatusOptions = computed(() => [
@@ -546,6 +554,18 @@ const generateForm = reactive({
   validity_days: 30
 })
 
+// 监听类型变化，邀请码类型时自动设置 value 为 0
+watch(
+  () => generateForm.type,
+  (newType) => {
+    if (newType === 'invitation') {
+      generateForm.value = 0
+    } else if (generateForm.value === 0) {
+      generateForm.value = 10
+    }
+  }
+)
+
 const loadCodes = async () => {
   if (abortController) {
     abortController.abort()

frontend/src/views/admin/SettingsView.vue

@@ -339,6 +339,20 @@
               <Toggle v-model="form.promo_code_enabled" />
             </div>
 
+            <!-- Invitation Code -->
+            <div
+              class="flex items-center justify-between border-t border-gray-100 pt-4 dark:border-dark-700"
+            >
+              <div>
+                <label class="font-medium text-gray-900 dark:text-white">{{
+                  t('admin.settings.registration.invitationCode')
+                }}</label>
+                <p class="text-sm text-gray-500 dark:text-gray-400">
+                  {{ t('admin.settings.registration.invitationCodeHint') }}
+                </p>
+              </div>
+              <Toggle v-model="form.invitation_code_enabled" />
+            </div>
             <!-- Password Reset - Only show when email verification is enabled -->
             <div
               v-if="form.email_verify_enabled"
@@ -1115,6 +1129,7 @@ const form = reactive<SettingsForm>({
   registration_enabled: true,
   email_verify_enabled: false,
   promo_code_enabled: true,
+  invitation_code_enabled: false,
   password_reset_enabled: false,
   totp_enabled: false,
   totp_encryption_key_configured: false,
@@ -1243,6 +1258,7 @@ async function saveSettings() {
       registration_enabled: form.registration_enabled,
       email_verify_enabled: form.email_verify_enabled,
       promo_code_enabled: form.promo_code_enabled,
+      invitation_code_enabled: form.invitation_code_enabled,
       password_reset_enabled: form.password_reset_enabled,
       totp_enabled: form.totp_enabled,
       default_balance: form.default_balance,

frontend/src/views/admin/UsageView.vue

@@ -37,6 +37,7 @@ import { ref, reactive, computed, onMounted, onUnmounted } from 'vue'
 import { useI18n } from 'vue-i18n'
 import { saveAs } from 'file-saver'
 import { useAppStore } from '@/stores/app'; import { adminAPI } from '@/api/admin'; import { adminUsageAPI } from '@/api/admin/usage'
+import { formatReasoningEffort } from '@/utils/format'
 import AppLayout from '@/components/layout/AppLayout.vue'; import Pagination from '@/components/common/Pagination.vue'; import Select from '@/components/common/Select.vue'
 import UsageStatsCards from '@/components/admin/usage/UsageStatsCards.vue'; import UsageFilters from '@/components/admin/usage/UsageFilters.vue'
 import UsageTable from '@/components/admin/usage/UsageTable.vue'; import UsageExportProgress from '@/components/admin/usage/UsageExportProgress.vue'
@@ -104,7 +105,7 @@ const exportToExcel = async () => {
       const XLSX = await import('xlsx')
       const headers = [
         t('usage.time'), t('admin.usage.user'), t('usage.apiKeyFilter'),
-        t('admin.usage.account'), t('usage.model'), t('admin.usage.group'),
+        t('admin.usage.account'), t('usage.model'), t('usage.reasoningEffort'), t('admin.usage.group'),
         t('usage.type'),
         t('admin.usage.inputTokens'), t('admin.usage.outputTokens'),
         t('admin.usage.cacheReadTokens'), t('admin.usage.cacheCreationTokens'),
@@ -120,6 +121,7 @@ const exportToExcel = async () => {
         log.api_key?.name || '',
         log.account?.name || '',
         log.model,
+        formatReasoningEffort(log.reasoning_effort),
         log.group?.name || '',
         log.stream ? t('usage.stream') : t('usage.sync'),
         log.input_tokens,

frontend/src/views/auth/EmailVerifyView.vue

@@ -201,6 +201,7 @@ const email = ref<string>('')
 const password = ref<string>('')
 const initialTurnstileToken = ref<string>('')
 const promoCode = ref<string>('')
+const invitationCode = ref<string>('')
 const hasRegisterData = ref<boolean>(false)
 
 // Public settings
@@ -230,6 +231,7 @@ onMounted(async () => {
       password.value = registerData.password || ''
       initialTurnstileToken.value = registerData.turnstile_token || ''
       promoCode.value = registerData.promo_code || ''
+      invitationCode.value = registerData.invitation_code || ''
       hasRegisterData.value = !!(email.value && password.value)
     } catch {
       hasRegisterData.value = false
@@ -384,7 +386,8 @@ async function handleVerify(): Promise<void> {
       password: password.value,
       verify_code: verifyCode.value.trim(),
       turnstile_token: initialTurnstileToken.value || undefined,
-      promo_code: promoCode.value || undefined
+      promo_code: promoCode.value || undefined,
+      invitation_code: invitationCode.value || undefined
     })
 
     // Clear session data

frontend/src/views/auth/RegisterView.vue

@@ -95,6 +95,59 @@
           </p>
         </div>
 
+        <!-- Invitation Code Input (Required when enabled) -->
+        <div v-if="invitationCodeEnabled">
+          <label for="invitation_code" class="input-label">
+            {{ t('auth.invitationCodeLabel') }}
+          </label>
+          <div class="relative">
+            <div class="pointer-events-none absolute inset-y-0 left-0 flex items-center pl-3.5">
+              <Icon name="key" size="md" :class="invitationValidation.valid ? 'text-green-500' : 'text-gray-400 dark:text-dark-500'" />
+            </div>
+            <input
+              id="invitation_code"
+              v-model="formData.invitation_code"
+              type="text"
+              :disabled="isLoading"
+              class="input pl-11 pr-10"
+              :class="{
+                'border-green-500 focus:border-green-500 focus:ring-green-500': invitationValidation.valid,
+                'border-red-500 focus:border-red-500 focus:ring-red-500': invitationValidation.invalid || errors.invitation_code
+              }"
+              :placeholder="t('auth.invitationCodePlaceholder')"
+              @input="handleInvitationCodeInput"
+            />
+            <!-- Validation indicator -->
+            <div v-if="invitationValidating" class="absolute inset-y-0 right-0 flex items-center pr-3.5">
+              <svg class="h-4 w-4 animate-spin text-gray-400" fill="none" viewBox="0 0 24 24">
+                <circle class="opacity-25" cx="12" cy="12" r="10" stroke="currentColor" stroke-width="4"></circle>
+                <path class="opacity-75" fill="currentColor" d="M4 12a8 8 0 018-8V0C5.373 0 0 5.373 0 12h4zm2 5.291A7.962 7.962 0 014 12H0c0 3.042 1.135 5.824 3 7.938l3-2.647z"></path>
+              </svg>
+            </div>
+            <div v-else-if="invitationValidation.valid" class="absolute inset-y-0 right-0 flex items-center pr-3.5">
+              <Icon name="checkCircle" size="md" class="text-green-500" />
+            </div>
+            <div v-else-if="invitationValidation.invalid || errors.invitation_code" class="absolute inset-y-0 right-0 flex items-center pr-3.5">
+              <Icon name="exclamationCircle" size="md" class="text-red-500" />
+            </div>
+          </div>
+          <!-- Invitation code validation result -->
+          <transition name="fade">
+            <div v-if="invitationValidation.valid" class="mt-2 flex items-center gap-2 rounded-lg bg-green-50 px-3 py-2 dark:bg-green-900/20">
+              <Icon name="checkCircle" size="sm" class="text-green-600 dark:text-green-400" />
+              <span class="text-sm text-green-700 dark:text-green-400">
+                {{ t('auth.invitationCodeValid') }}
+              </span>
+            </div>
+            <p v-else-if="invitationValidation.invalid" class="input-error-text">
+              {{ invitationValidation.message }}
+            </p>
+            <p v-else-if="errors.invitation_code" class="input-error-text">
+              {{ errors.invitation_code }}
+            </p>
+          </transition>
+        </div>
+
         <!-- Promo Code Input (Optional) -->
         <div v-if="promoCodeEnabled">
           <label for="promo_code" class="input-label">
@@ -239,7 +292,7 @@ import LinuxDoOAuthSection from '@/components/auth/LinuxDoOAuthSection.vue'
 import Icon from '@/components/icons/Icon.vue'
 import TurnstileWidget from '@/components/TurnstileWidget.vue'
 import { useAuthStore, useAppStore } from '@/stores'
-import { getPublicSettings, validatePromoCode } from '@/api/auth'
+import { getPublicSettings, validatePromoCode, validateInvitationCode } from '@/api/auth'
 
 const { t } = useI18n()
 
@@ -261,6 +314,7 @@ const showPassword = ref<boolean>(false)
 const registrationEnabled = ref<boolean>(true)
 const emailVerifyEnabled = ref<boolean>(false)
 const promoCodeEnabled = ref<boolean>(true)
+const invitationCodeEnabled = ref<boolean>(false)
 const turnstileEnabled = ref<boolean>(false)
 const turnstileSiteKey = ref<string>('')
 const siteName = ref<string>('Sub2API')
@@ -280,16 +334,27 @@ const promoValidation = reactive({
 })
 let promoValidateTimeout: ReturnType<typeof setTimeout> | null = null
 
+// Invitation code validation
+const invitationValidating = ref<boolean>(false)
+const invitationValidation = reactive({
+  valid: false,
+  invalid: false,
+  message: ''
+})
+let invitationValidateTimeout: ReturnType<typeof setTimeout> | null = null
+
 const formData = reactive({
   email: '',
   password: '',
-  promo_code: ''
+  promo_code: '',
+  invitation_code: ''
 })
 
 const errors = reactive({
   email: '',
   password: '',
-  turnstile: ''
+  turnstile: '',
+  invitation_code: ''
 })
 
 // ==================== Lifecycle ====================
@@ -300,6 +365,7 @@ onMounted(async () => {
     registrationEnabled.value = settings.registration_enabled
     emailVerifyEnabled.value = settings.email_verify_enabled
     promoCodeEnabled.value = settings.promo_code_enabled
+    invitationCodeEnabled.value = settings.invitation_code_enabled
     turnstileEnabled.value = settings.turnstile_enabled
     turnstileSiteKey.value = settings.turnstile_site_key || ''
     siteName.value = settings.site_name || 'Sub2API'
@@ -325,6 +391,9 @@ onUnmounted(() => {
   if (promoValidateTimeout) {
     clearTimeout(promoValidateTimeout)
   }
+  if (invitationValidateTimeout) {
+    clearTimeout(invitationValidateTimeout)
+  }
 })
 
 // ==================== Promo Code Validation ====================
@@ -400,6 +469,70 @@ function getPromoErrorMessage(errorCode?: string): string {
   }
 }
 
+// ==================== Invitation Code Validation ====================
+
+function handleInvitationCodeInput(): void {
+  const code = formData.invitation_code.trim()
+
+  // Clear previous validation
+  invitationValidation.valid = false
+  invitationValidation.invalid = false
+  invitationValidation.message = ''
+  errors.invitation_code = ''
+
+  if (!code) {
+    return
+  }
+
+  // Debounce validation
+  if (invitationValidateTimeout) {
+    clearTimeout(invitationValidateTimeout)
+  }
+
+  invitationValidateTimeout = setTimeout(() => {
+    validateInvitationCodeDebounced(code)
+  }, 500)
+}
+
+async function validateInvitationCodeDebounced(code: string): Promise<void> {
+  invitationValidating.value = true
+
+  try {
+    const result = await validateInvitationCode(code)
+
+    if (result.valid) {
+      invitationValidation.valid = true
+      invitationValidation.invalid = false
+      invitationValidation.message = ''
+    } else {
+      invitationValidation.valid = false
+      invitationValidation.invalid = true
+      invitationValidation.message = getInvitationErrorMessage(result.error_code)
+    }
+  } catch {
+    invitationValidation.valid = false
+    invitationValidation.invalid = true
+    invitationValidation.message = t('auth.invitationCodeInvalid')
+  } finally {
+    invitationValidating.value = false
+  }
+}
+
+function getInvitationErrorMessage(errorCode?: string): string {
+  switch (errorCode) {
+    case 'INVITATION_CODE_NOT_FOUND':
+      return t('auth.invitationCodeInvalid')
+    case 'INVITATION_CODE_INVALID':
+      return t('auth.invitationCodeInvalid')
+    case 'INVITATION_CODE_USED':
+      return t('auth.invitationCodeInvalid')
+    case 'INVITATION_CODE_DISABLED':
+      return t('auth.invitationCodeInvalid')
+    default:
+      return t('auth.invitationCodeInvalid')
+  }
+}
+
 // ==================== Turnstile Handlers ====================
 
 function onTurnstileVerify(token: string): void {
@@ -429,6 +562,7 @@ function validateForm(): boolean {
   errors.email = ''
   errors.password = ''
   errors.turnstile = ''
+  errors.invitation_code = ''
 
   let isValid = true
 
@@ -450,6 +584,14 @@ function validateForm(): boolean {
     isValid = false
   }
 
+  // Invitation code validation (required when enabled)
+  if (invitationCodeEnabled.value) {
+    if (!formData.invitation_code.trim()) {
+      errors.invitation_code = t('auth.invitationCodeRequired')
+      isValid = false
+    }
+  }
+
   // Turnstile validation
   if (turnstileEnabled.value && !turnstileToken.value) {
     errors.turnstile = t('auth.completeVerification')
@@ -484,6 +626,30 @@ async function handleRegister(): Promise<void> {
     }
   }
 
+  // Check invitation code validation status (if enabled and code provided)
+  if (invitationCodeEnabled.value) {
+    // If still validating, wait
+    if (invitationValidating.value) {
+      errorMessage.value = t('auth.invitationCodeValidating')
+      return
+    }
+    // If invitation code is invalid, block submission
+    if (invitationValidation.invalid) {
+      errorMessage.value = t('auth.invitationCodeInvalidCannotRegister')
+      return
+    }
+    // If invitation code is required but not validated yet
+    if (formData.invitation_code.trim() && !invitationValidation.valid) {
+      errorMessage.value = t('auth.invitationCodeValidating')
+      // Trigger validation
+      await validateInvitationCodeDebounced(formData.invitation_code.trim())
+      if (!invitationValidation.valid) {
+        errorMessage.value = t('auth.invitationCodeInvalidCannotRegister')
+        return
+      }
+    }
+  }
+
   isLoading.value = true
 
   try {
@@ -496,7 +662,8 @@ async function handleRegister(): Promise<void> {
           email: formData.email,
           password: formData.password,
           turnstile_token: turnstileToken.value,
-          promo_code: formData.promo_code || undefined
+          promo_code: formData.promo_code || undefined,
+          invitation_code: formData.invitation_code || undefined
         })
       )
 
@@ -510,7 +677,8 @@ async function handleRegister(): Promise<void> {
       email: formData.email,
       password: formData.password,
       turnstile_token: turnstileEnabled.value ? turnstileToken.value : undefined,
-      promo_code: formData.promo_code || undefined
+      promo_code: formData.promo_code || undefined,
+      invitation_code: formData.invitation_code || undefined
     })
 
     // Show success toast

frontend/src/views/setup/SetupWizardView.vue

@@ -237,6 +237,18 @@
             </div>
           </div>
 
+          <div class="flex items-center justify-between rounded-xl border border-gray-200 p-3 dark:border-dark-700">
+            <div>
+              <p class="text-sm font-medium text-gray-900 dark:text-white">
+                {{ t("setup.redis.enableTls") }}
+              </p>
+              <p class="text-xs text-gray-500 dark:text-dark-400">
+                {{ t("setup.redis.enableTlsHint") }}
+              </p>
+            </div>
+            <Toggle v-model="formData.redis.enable_tls" />
+          </div>
+
           <button
             @click="testRedisConnection"
             :disabled="testingRedis"
@@ -482,6 +494,7 @@ import { ref, reactive, computed } from 'vue'
 import { useI18n } from 'vue-i18n'
 import { testDatabase, testRedis, install, type InstallRequest } from '@/api/setup'
 import Select from '@/components/common/Select.vue'
+import Toggle from '@/components/common/Toggle.vue'
 import Icon from '@/components/icons/Icon.vue'
 
 const { t } = useI18n()

frontend/src/views/user/UsageView.vue

@@ -157,6 +157,12 @@
             <span class="font-medium text-gray-900 dark:text-white">{{ value }}</span>
           </template>
 
+          <template #cell-reasoning_effort="{ row }">
+            <span class="text-sm text-gray-900 dark:text-white">
+              {{ formatReasoningEffort(row.reasoning_effort) }}
+            </span>
+          </template>
+
           <template #cell-stream="{ row }">
             <span
               class="inline-flex items-center rounded px-2 py-0.5 text-xs font-medium"
@@ -438,12 +444,12 @@ import TablePageLayout from '@/components/layout/TablePageLayout.vue'
 import DataTable from '@/components/common/DataTable.vue'
 import Pagination from '@/components/common/Pagination.vue'
 import EmptyState from '@/components/common/EmptyState.vue'
-import Select from '@/components/common/Select.vue'
-import DateRangePicker from '@/components/common/DateRangePicker.vue'
-import Icon from '@/components/icons/Icon.vue'
-import type { UsageLog, ApiKey, UsageQueryParams, UsageStatsResponse } from '@/types'
-import type { Column } from '@/components/common/types'
-import { formatDateTime } from '@/utils/format'
+  import Select from '@/components/common/Select.vue'
+  import DateRangePicker from '@/components/common/DateRangePicker.vue'
+  import Icon from '@/components/icons/Icon.vue'
+  import type { UsageLog, ApiKey, UsageQueryParams, UsageStatsResponse } from '@/types'
+  import type { Column } from '@/components/common/types'
+  import { formatDateTime, formatReasoningEffort } from '@/utils/format'
 
 const { t } = useI18n()
 const appStore = useAppStore()
@@ -466,6 +472,7 @@ const usageStats = ref<UsageStatsResponse | null>(null)
 const columns = computed<Column[]>(() => [
   { key: 'api_key', label: t('usage.apiKeyFilter'), sortable: false },
   { key: 'model', label: t('usage.model'), sortable: true },
+  { key: 'reasoning_effort', label: t('usage.reasoningEffort'), sortable: false },
   { key: 'stream', label: t('usage.type'), sortable: false },
   { key: 'tokens', label: t('usage.tokens'), sortable: false },
   { key: 'cost', label: t('usage.cost'), sortable: false },
@@ -723,6 +730,7 @@ const exportToCSV = async () => {
       'Time',
       'API Key Name',
       'Model',
+      'Reasoning Effort',
       'Type',
       'Input Tokens',
       'Output Tokens',
@@ -739,6 +747,7 @@ const exportToCSV = async () => {
         log.created_at,
         log.api_key?.name || '',
         log.model,
+        formatReasoningEffort(log.reasoning_effort),
         log.stream ? 'Stream' : 'Sync',
         log.input_tokens,
         log.output_tokens,