diff --git a/cloud-init.yaml b/cloud-init.yaml
index a6c9883..7e0ea38 100644
--- a/cloud-init.yaml
+++ b/cloud-init.yaml
@@ -151,29 +151,11 @@ write_files:
       @include "/etc/syslog-ng/conf.d/*.conf"
     path: /etc/syslog-ng/syslog-ng.conf
   - content: |
-      # /etc/crontab: system-wide crontab
-      # Unlike any other crontab you don't have to run the `crontab'
-      # command to install the new version when you edit this file
-      # and files in /etc/cron.d. These files also have username fields,
-      # that none of the other crontabs do.
+      # /etc/crontab: configuration file for cron
 
-      SHELL=/bin/sh
-      # You can also override PATH, but by default, newer versions inherit it from the environment
-      #PATH=/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin
-
-      # Example of job definition:
-      # .---------------- minute (0 - 59)
-      # |  .------------- hour (0 - 23)
-      # |  |  .---------- day of month (1 - 31)
-      # |  |  |  .------- month (1 - 12) OR jan,feb,mar,apr ...
-      # |  |  |  |  .---- day of week (0 - 6) (Sunday=0 or 7) OR sun,mon,tue,wed,thu,fri,sat
-      # |  |  |  |  |
-      # *  *  *  *  * user-name command to be executed
-      17 *	* * *	root    cd / && run-parts --report /etc/cron.hourly
-      25 6	* * *	root	test -x /usr/sbin/anacron || ( cd / && run-parts --report /etc/cron.daily )
-      47 6	* * 7	root	test -x /usr/sbin/anacron || ( cd / && run-parts --report /etc/cron.weekly )
-      52 6	1 * *	root	test -x /usr/sbin/anacron || ( cd / && run-parts --report /etc/cron.monthly )
+      # See cron(8) and crontab(5) for details.
 
+      # m h dom mon dow user command
       23 12 * * * root /root/launch_container_demo.sh && sleep 1 && /root/demo_initialize_data.sh
       23 0 * * * root /root/launch_container_demo.sh && sleep 1 && /root/demo_initialize_data.sh
     path: /etc/crontab
@@ -188,13 +170,8 @@ write_files:
 
       mkdir -p /var/backups/happydomain
 
-      # Reduce memory footprint during backup
-      docker stop pdns-demo-happydomain
-
       docker exec -i app-happydomain hadmin /api/backup.json -X POST > /var/backups/happydomain/db.json
 
-      docker start pdns-demo-happydomain
-
       restic backup /var/backups/happydomain
     path: /etc/cron.daily/backup_happydomain
     permissions: 0o755
@@ -274,7 +251,7 @@ write_files:
         docker rm app-happydomain
       }
 
-      docker run -d --restart unless-stopped --network local -v /var/lib/happydomain:/data -e HAPPYDOMAIN_BIND -e HAPPYDOMAIN_CUSTOM_HEAD_HTML -e HAPPYDOMAIN_DEFAULT_NS -e HAPPYDOMAIN_EXTERNALURL -e HAPPYDOMAIN_JWT_SECRET_KEY -e HAPPYDOMAIN_NEWSLETTER_SERVER_URL -e HAPPYDOMAIN_NEWSLETTER_ID -e HAPPYDOMAIN_MAIL_FROM -e HAPPYDOMAIN_MAIL_SMTP_HOST -e HAPPYDOMAIN_MAIL_SMTP_PORT -e HAPPYDOMAIN_MAIL_SMTP_USERNAME -e HAPPYDOMAIN_MAIL_SMTP_PASSWORD -e HAPPYDOMAIN_OVH_APPLICATION_KEY -e HAPPYDOMAIN_OVH_APPLICATION_SECRET -e HAPPYDOMAIN_STORAGE_ENGINE -p "8081:8081" --log-driver syslog --log-opt "syslog-address=unixgram:///dev/log" --log-opt syslog-facility=daemon --log-opt tag=app-happydomain --name app-happydomain --pull always happydomain/happydomain:${HAPPYDOMAIN_VERSION}
+      docker run -d --restart unless-stopped --network local -e HAPPYDOMAIN_BIND -e HAPPYDOMAIN_CUSTOM_HEAD_HTML -e HAPPYDOMAIN_DEFAULT_NS -e HAPPYDOMAIN_EXTERNALURL -e HAPPYDOMAIN_JWT_SECRET_KEY -e HAPPYDOMAIN_NEWSLETTER_SERVER_URL -e HAPPYDOMAIN_NEWSLETTER_ID -e HAPPYDOMAIN_MAIL_FROM -e HAPPYDOMAIN_MAIL_SMTP_HOST -e HAPPYDOMAIN_MAIL_SMTP_PORT -e HAPPYDOMAIN_MAIL_SMTP_USERNAME -e HAPPYDOMAIN_MAIL_SMTP_PASSWORD -e HAPPYDOMAIN_OVH_APPLICATION_KEY -e HAPPYDOMAIN_OVH_APPLICATION_SECRET -e HAPPYDOMAIN_STORAGE_ENGINE -p "8081:8081" --log-driver syslog --log-opt "syslog-address=unixgram:///dev/log" --log-opt syslog-facility=daemon --log-opt tag=app-happydomain --name app-happydomain --pull always happydomain/happydomain:${HAPPYDOMAIN_VERSION}
     path: /root/launch_container_app.sh
     permissions: 0o755
   - content: |