added warning for recreation button

Author: y0014984

src/views/ArsService.vue

@@ -37,6 +37,7 @@ updateArsStatus();
         >
             Recreate ARS Docker Image
         </button>
+        <span class="warning">Don't use this button unless you know what you're doing.</span>
     </div>
     <HostServerLog />
 </template>
@@ -48,4 +49,8 @@ updateArsStatus();
 .result {
     margin-left: 10px;
 }
+.warning {
+    margin-left: 10px;
+    color: red;
+}
 </style>