feat(settings): montzar_product_id as select from partner product API

Load products from /admin/montzar/products with searchable select UI.

Co-authored-by: Cursor <cursoragent@cursor.com>

src/pages/menuPages/configuration/SettingValueField.vue

@@ -36,6 +36,13 @@
       @update:value="emit('update:value', $event)"
     />
 
+    <MontzarProductIdField
+      v-else-if="isMontzarProductId"
+      :model-value="modelValue"
+      :disabled="disabled"
+      @update:value="emit('update:value', $event)"
+    />
+
     <TemplateTextField
       v-else-if="isTemplateField"
       :model-value="modelValue"
@@ -128,6 +135,7 @@
 </template>
 
 <script setup lang="ts">
+import MontzarProductIdField from './MontzarProductIdField.vue'
 import MainWalletProductsField from './MainWalletProductsField.vue'
 import PartnerServerUrlsField from './PartnerServerUrlsField.vue'
 import SettingToggle from './SettingToggle.vue'
@@ -175,6 +183,7 @@ const fieldType = computed<SettingFieldType>(() =>
 )
 
 const isZaarboxPriceKey = computed(() => props.settingKey === 'zaarbox_price_key')
+const isMontzarProductId = computed(() => props.settingKey === 'montzar_product_id')
 const isMainWalletProducts = computed(() => props.settingKey === 'main_wallet_products')
 const isSupportMessengers = computed(() => props.settingKey === 'support_messengers')
 const isPartnerServerUrls = computed(() => props.settingKey === 'zaarbox_api_url')