1 files changed, 9 insertions, 0 deletions
diff --git a/print/resources/pingworker.js b/print/resources/pingworker.js
new file mode 100644
index 00000000..ac4e81a9
--- /dev/null
+++ b/print/resources/pingworker.js
@@ -0,0 +1,9 @@
+function ping() {
+    fetch("/ping")
+        .then(() => setTimeout(ping, 1000))
+        .catch((e) => {
+            console.error(e);
+            postMessage("error");
+        })
+}
+setTimeout(ping, 1000);
+\ No newline at end of file