refactor(frontend): refactor popup api and make sure call dispose callback

Close #14122

packages/frontend/src/ui/visitor.vue

@@ -126,15 +126,19 @@ const keymap = computed(() => {
 });
 
 function signin() {
-	os.popup(XSigninDialog, {
+	const { dispose } = os.popup(XSigninDialog, {
 		autoSet: true,
-	}, {}, 'closed');
+	}, {
+		closed: () => dispose(),
+	});
 }
 
 function signup() {
-	os.popup(XSignupDialog, {
+	const { dispose } = os.popup(XSignupDialog, {
 		autoSet: true,
-	}, {}, 'closed');
+	}, {
+		closed: () => dispose(),
+	});
 }
 
 onMounted(() => {