add healthcheck

compose.yml

@@ -16,6 +16,7 @@ services:
     deploy:
       labels:
         - coop-cloud.${STACK_NAME}.version=0.1.0+latest
+        - coop-cloud.${STACK_NAME}.timeout=${TIMEOUT:-120}
     configs:
       - source: entrypoint
         target: /entrypoint.sh
@@ -24,6 +25,12 @@ services:
         target: /usr/bin/backup
         mode: 0555
     entrypoint: ['/entrypoint.sh']
+    healthcheck:
+      test: "pgrep crond"
+      interval: 30s
+      timeout: 10s
+      retries: 10
+      start_period: 5m
 
 secrets:
   restic_password: