feat(payment): 支付&付费菜单按参考主题重构并新增提现策略页

- 子菜单重组为知识付费/余额充值/VIP会员/创作分成/推广返佣/收款接口/提现策略
- 收款接口页 1:1 复刻 Zibll 双下拉结构，仅保留支付宝/微信/PayPal/Stripe/易支付
- 订单前缀/流水号前缀/提现单号前缀配置保留并移入收款接口页
- 知识付费/推广返佣按参考主题全字段复刻，余额充值并入充值卡配置
- 新增 tabbed/between_number/page_select 表单控件及后端 pages 搜索源
- 清理旧 SPA 组件、无消费者 REST 端点与废弃配置键（不写双路兼容）
- 更新存量契约测试至新 schema 文件

assets/admin/src/components/form/AksFormRenderer.vue

@@ -56,8 +56,33 @@
           <template v-if="group.fields && !hasGroupSlot(group)">
             <template v-for="field in group.fields" :key="field.key">
               <template v-if="isFieldVisible(field)">
+                <!-- Tabbed: renders tabs whose sub-fields are flat top-level keys -->
+                <div
+                  v-if="field.type === 'tabbed' && (field.tabs || []).length"
+                  class="aksrt-form-renderer__tabbed"
+                >
+                  <n-tabs type="line" animated>
+                    <n-tab-pane
+                      v-for="tab in field.tabs"
+                      :key="tab.title || tab.key"
+                      :name="tab.title || tab.key"
+                      :tab="tab.title || tab.key"
+                    >
+                      <template v-for="sub in (tab.fields || [])" :key="sub.key">
+                        <AksField
+                          v-if="isFieldVisible(sub)"
+                          :schema="sub"
+                          :model-value="getFieldValue(sub.key)"
+                          :error-message="errors?.[sub.key]"
+                          @update:model-value="setFieldValue(sub.key, $event)"
+                          @action="emit('field-action', $event)"
+                        />
+                      </template>
+                    </n-tab-pane>
+                  </n-tabs>
+                </div>
                 <slot
-                  v-if="field.type === 'custom'"
+                  v-else-if="field.type === 'custom'"
                   :name="`field-${field.key}`"
                   v-bind="{ field, value: getFieldValue(field.key), setValue: (value) => setFieldValue(field.key, value), formData }"
                 >
@@ -268,6 +293,15 @@ const filteredSchema = computed(() => {
       // Filter fields by label, key, or help text matching query
       const matchingFields = group.fields.filter(field => {
         if (groupMatch) return true
+        if (field.type === 'tabbed' && Array.isArray(field.tabs)) {
+          return (field.label || '').toLowerCase().includes(q)
+            || field.tabs.some(tab => (tab.fields || []).some(sub =>
+              (sub.label || '').toLowerCase().includes(q)
+              || (sub.key || '').toLowerCase().includes(q)
+              || (sub.help || '').toLowerCase().includes(q)
+              || (sub.description || '').toLowerCase().includes(q)
+            ))
+        }
         return (field.label || '').toLowerCase().includes(q)
           || (field.key || '').toLowerCase().includes(q)
           || (field.help || '').toLowerCase().includes(q)
@@ -318,6 +352,10 @@ const filteredSchema = computed(() => {
   line-height: 1.6;
 }
 
+.aksrt-form-renderer__tabbed {
+  margin-bottom: 8px;
+}
+
 .aksrt-form-renderer__search {
   min-width: 200px;
   max-width: 280px;