Create health.sh

health.sh

@@ -0,0 +1,9 @@
+#!/usr/bin/env bash
+
+last_msg_delay=${LAST_MSG_DELAY:-30}
+now=$(date +%s)
+last_time=$(cat last_msg)
+echo "Time since last message: $(expr $now - $last_time) seconds"
+if [[ $(expr $now - $last_time) -gt $last_msg_delay ]]; then
+    exit 1
+fi