fix(email): complete mail settings and templates

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

@@ -273,6 +273,17 @@
       v-html="schema.content || modelValue || ''"
     />
 
+    <!-- Action button -->
+    <n-button
+      v-else-if="schema.type === 'button'"
+      :type="schema.buttonType || 'default'"
+      :loading="schema.loading"
+      :disabled="schema.disabled"
+      @click="emit('action', schema.key)"
+    >
+      {{ schema.buttonText || schema.label || '执行' }}
+    </n-button>
+
     <!-- Date picker -->
     <n-date-picker
       v-else-if="schema.type === 'date'"
@@ -645,7 +656,7 @@ const props = defineProps({
   errorMessage: { type: String, default: '' },
 })
 
-const emit = defineEmits(['update:modelValue'])
+const emit = defineEmits(['update:modelValue', 'action'])
 
 const secretMarkedForClear = computed(() => props.schema.secret && props.modelValue === '__AKSRT_CLEAR_SECRET__')
 const secretDisplayValue = computed(() => secretMarkedForClear.value ? '' : props.modelValue)