do not immediately start checking hashes

assets/js/server-selector.js

@@ -415,7 +415,9 @@ function loadCacheList() {
 
         $("#cache-tablebody").append(row);
     });
+}
 
+function startHashCheck() {
     setTimeout(function () {
         handleCache("hash-check");
     }, 0);

index.html

@@ -117,6 +117,7 @@
                             type="button"
                             title="Edit Cache Storage"
                             data-target="#of-editcacheconfigmodal"
+                            onclick="startHashCheck()"
                         >
                             <i class="fas fa-cog"></i>
                         </button>