diff --git a/k8s/chatemo-backend-config.yml b/k8s/chatemo-backend-config.yml
new file mode 100644
index 0000000..5b01921
--- /dev/null
+++ b/k8s/chatemo-backend-config.yml
@@ -0,0 +1,8 @@
+apiVersion: cloud.google.com/v1
+kind: BackendConfig
+metadata:
+  name: chatemo-backend-config
+spec:
+  timeoutSec: 3600
+  connectionDraining:
+    drainingTimeoutSec: 3600
diff --git a/k8s/chatemo-service.yml b/k8s/chatemo-service.yml
index f701f41..6573623 100644
--- a/k8s/chatemo-service.yml
+++ b/k8s/chatemo-service.yml
@@ -2,6 +2,8 @@ apiVersion: v1
 kind: Service
 metadata:
   name: chatemo
+  annotations:
+    cloud.google.com/backend-config: '{"default": "chatemo-backend-config"}'
 spec:
   type: NodePort
   selector:
diff --git a/k8s/certificate.yml b/k8s/tmp/certificate.yml
similarity index 100%
rename from k8s/certificate.yml
rename to k8s/tmp/certificate.yml
diff --git a/k8s/cluster-issuer.yml b/k8s/tmp/cluster-issuer.yml
similarity index 100%
rename from k8s/cluster-issuer.yml
rename to k8s/tmp/cluster-issuer.yml
diff --git a/k8s/ingress.yml b/k8s/tmp/ingress.yml
similarity index 100%
rename from k8s/ingress.yml
rename to k8s/tmp/ingress.yml
diff --git a/src/components/HoverTooltip.tsx b/src/components/HoverTooltip.tsx
index 68fc668..d9baef6 100644
--- a/src/components/HoverTooltip.tsx
+++ b/src/components/HoverTooltip.tsx
@@ -14,7 +14,7 @@ interface Props {
 
 const HoverTooltip: React.FC<Props> = ({ content, children }) => {
 	const [isHover, setIsHover] = useState(false);
-	const [debouncedIsHover] = useDebounce(isHover, 500);
+	const [debouncedIsHover] = useDebounce(isHover, 300);
 
 	return (
 		<TooltipProvider>
@@ -23,6 +23,7 @@ const HoverTooltip: React.FC<Props> = ({ content, children }) => {
 					<div
 						onMouseEnter={() => setIsHover(true)}
 						onMouseLeave={() => setIsHover(false)}
+						onClick={() => setIsHover(false)}
 					>
 						{children}
 					</div>
diff --git a/src/store/socketStore.ts b/src/store/socketStore.ts
index 18a3ae7..8ddb3d5 100644
--- a/src/store/socketStore.ts
+++ b/src/store/socketStore.ts
@@ -17,6 +17,8 @@ const useSocketStore = create<SocketStore>((set) => ({
 	connect: (url: string) => {
 		const socket = io(url, {
 			path: ApiUrl.SOCKET,
+			transports: ['polling'],
+			timeout: 3600,
 		});
 
 		socket.on('connect', () => {