diff --git a/src/app/utils/appEvents.ts b/src/app/utils/appEvents.ts
new file mode 100644
index 00000000..12f3f22b
--- /dev/null
+++ b/src/app/utils/appEvents.ts
@@ -0,0 +1,6 @@
+export const appEvents = {
+
+  onVisibilityHidden: null as (() => void) | null,
+
+  onVisibilityChange: null as ((isVisible: boolean) => void) | null,
+};