fix files accessed sort

src/views/Files/index.vue

@@ -165,7 +165,8 @@
       recentlyUsedFiles: function() {
         let recentlyUsedFiles = Array.from(this.store.allFiles);
         recentlyUsedFiles.filter(item => item.accessed_at !== null);
-        return recentlyUsedFiles.sort((x, y) => y.updated_at - x.updated_at);
+        recentlyUsedFiles.sort((x, y) => new Date(y.accessed_at) - new Date(x.accessed_at));
+        return recentlyUsedFiles;
       },
     },
     watch:{