Remove cron configuration

The Debian package ships a systemd timer

README.md

@@ -8,10 +8,11 @@ Works great with [BorgBase.com](https://www.borgbase.com) - Simple and Secure Ho
 **Main features**
 - Install Borg and Borgmatic from Debian package repositories
 - Set up Borgmatic config and bash completition
-- Schedule regular backups using Cron
 - Export borg repo keys to localhost
 - Optional: Setup borgbase.com SSH key and repository via API
 
+The Debian packages contains a systemd timer for running borgmatic every day between 0:00 and 3:00.
+
 ## Example playbook with Cron timer and borgbase.com repository enabled
 
 No need to configure the variable `borg_repository`. It's evaluated via borgbase API call.
@@ -101,8 +102,6 @@ No need to configure the variable `borg_repository`. It's evaluated via borgbase
 - `borgmatic_check_last`: Number of archives to check. Defaults to `3`
 - `borgmatic_checks`: List of consistency checks. Defaults to monthly checks. See [docs](https://torsion.org/borgmatic/docs/how-to/deal-with-very-large-backups/#check-frequency) for all options.
 - `borgmatic_config_name`: Name to use for the Borgmatic config file. Defaults to `config.yaml`
-- `borgmatic_timer_hour`: Hour when regular create and prune cron/systemd-timer job will run. Defaults to `{{ 6 | random }}`
-- `borgmatic_timer_minute`: Minute when regular create and prune cron/systemd-timer job will run. Defaults to  `{{ 59 | random }}`
 - `borgmatic_hooks`: Hooks to monitor your backups e.g. with [Healthchecks](https://healthchecks.io/). See [official documentation](https://torsion.org/borgmatic/docs/how-to/monitor-your-backups/) for more.
 - `borgmatic_relocated_repo_access_is_ok`: Bypass Borg error about a repository that has been moved. Defaults to `false`
 - `borgmatic_store_atime`: Store atime into archive. Defaults to `true`

tasks/borg.yml

@@ -18,15 +18,6 @@
     cmd: "borgmatic --bash-completion > /usr/share/bash-completion/completions/borgmatic"
     creates: /usr/share/bash-completion/completions/borgmatic
 
-- name: "Borg | Add borgmatic cron job"
-  ansible.builtin.cron:
-    name: "{{ borgmatic_timer_cron_name }}"
-    hour: "{{ borgmatic_timer_hour }}"
-    minute: "{{ borgmatic_timer_minute }}"
-    user: "{{ borg_user }}"
-    cron_file: "{{ borgmatic_timer_cron_name }}"
-    job: "borgmatic -c /etc/borgmatic/{{ borgmatic_config_name }} >/dev/null"
-
 - name: "Borg | Init borg repository"
   ansible.builtin.expect:
     command: "borgmatic init -e {{ borg_repo_key }}"