Fix WebSocket, add auto refresh on frontend update

ejs/footer.ejs

@@ -0,0 +1,20 @@
+<script>
+    let ws;
+
+    function connectWebSocket() {
+        const ws = new WebSocket((window.location.protocol === 'https:' ? 'wss://' : 'ws://') + window.location.host + window.location.pathname);
+
+
+        ws.onmessage = async (event) => {
+            if (event.data === 'update') {
+                location.reload();
+            }
+        };
+
+        ws.onclose = () => {
+            setTimeout(connectWebSocket, 5000);
+        };
+    }
+
+    connectWebSocket();
+</script>