frontend use Lightbox to enlarge mail attachments

web/src/components/Lightbox.vue

@@ -3,7 +3,7 @@
         <template #body>
             <AuthenticatedImage
                 class="img-fluid rounded mx-auto d-block mb-3 w-100"
-                :src="`/media/2/${file}/`"
+                :src="`/media/2/${hash}/`"
                 alt="Image not available."
                 id="lightbox-image"
             />
@@ -21,7 +21,7 @@ import AuthenticatedImage from "@/components/AuthenticatedImage.vue";
 export default {
     name: 'Lightbox',
     components: {Modal, AuthenticatedImage},
-    props: ['file']
+    props: ['hash']
 };
 </script>