fix: do not wrap img that already included in a link

source/js/main.js

@@ -7,9 +7,11 @@
                 $(this).after('<span class="caption">' + this.alt + '</span>');
             }
 
-            $(this).wrap('<a href="' + this.src + '" title="' + this.alt + '" class="gallery-item"></a>');
+            // 对于已经包含在链接内的图片不适用lightGallery
+            if ($(this).parent().prop("tagName") !== 'A') {
+                $(this).wrap('<a href="' + this.src + '" title="' + this.alt + '" class="gallery-item"></a>');
+            }
         });
-
     });
     if (lightGallery) {
         var options = {