feat(coupon): void captcha init in miniapp

@@ -14,6 +14,9 @@ const config = global.yoho.config;
 exports.index = function(req, res, next) {
     let qcdn = _.get(req.app.locals, 'wap.qcloud_cdn');
 
+    // 小程序下验证服务不可用
+    let isMiniapp = /miniProgram/i.test(req.get('userAgent') || '');
+
     req.ctx(model).index({
         code: req.params.code,
         type: stringProcess.paramsFilter(req.query.type),
@@ -40,6 +43,7 @@ exports.index = function(req, res, next) {
             activity_id: req.params.code,
             isFeature: true,
             wechatShare: true,
+            isMiniapp,
             loadJs: [{
                 src: qcdn ? jsSdk.replace(/\/\/cdn.yoho.cn/gi, '//qcdn.yoho.cn') : jsSdk
             }]

@@ -305,6 +305,8 @@
         <input type="hidden" value="{{content.atlBo}}" class="activity-plan">
         <input type="hidden" value="{{content.templateId}}" class="template-id">
         <input type="hidden" value="{{content.id}}" class="activity-id">
-        <div class="yoho-tencentCaptcha" data-appid="{{captchaAppId}}"><div>
+        {{#unless isMiniapp}}
+            <div class="yoho-tencentCaptcha" data-appid="{{captchaAppId}}"><div>
+        {{/unless}}
     {{/unless}}
 </div>