Check window location host value to show the close button.

The close button was available even if the interface is requested remotely. Now the script hides the close button if the value of window.location.host is equal to 127.0.0.1 or localhost.

app/frontend/src/components/Controls.vue

@@ -53,7 +53,7 @@ export default {
         load_config: function() {
             axios.get(`/api/misc/config`, { timeout: 60000 })
             .then(response => {
-                this.quit_available = response.data.quit_option
+                this.quit_available = (response.data.quit_option && (["localhost", "127.0.0.1"].some(h => window.location.host.includes(h) )))
                 this.off_available = response.data.shutdown_option
             })
             .catch(error => { console.log(error) });
@@ -73,4 +73,4 @@ export default {
         this.check_update();
     }
 }
-</script>
+</script>