Use integers for some variables

Related to https://github.com/spantaleev/matrix-docker-ansible-deploy/pull/868

docs/configuring-playbook-postgres-backup.md

@@ -17,9 +17,9 @@ Refer to the table below for additional configuration variables and their defaul
 | :-------------------------------- | :--------------------------- | :--------------------------------------------------------------- |
 |`matrix_postgres_backup_enabled`|`false`|Set to true to use [docker-postgres-backup-local](https://github.com/prodrigestivill/docker-postgres-backup-local) to create automatic database backups|
 |`matrix_postgres_backup_schedule`| `'@daily'` |Cron-schedule specifying the interval between postgres backups.|
-|`matrix_postgres_backup_keep_days`|`"7"`|Number of daily backups to keep|
-|`matrix_postgres_backup_keep_weeks`|`"4"`|Number of weekly backups to keep|
-|`matrix_postgres_backup_keep_months`|`"12"`|Number of monthly backups to keep|
+|`matrix_postgres_backup_keep_days`|`7`|Number of daily backups to keep|
+|`matrix_postgres_backup_keep_weeks`|`4`|Number of weekly backups to keep|
+|`matrix_postgres_backup_keep_months`|`12`|Number of monthly backups to keep|
 |`matrix_postgres_backup_path` | `"{{ matrix_base_data_path }}/postgres-backup"` | Storagepath for the database backups|
 
 

roles/matrix-postgres-backup/defaults/main.yml

@@ -7,9 +7,9 @@ matrix_postgres_backup_connection_password: ""
 
 matrix_postgres_backup_extra_opts: "-Z9 --schema=public --blobs"
 matrix_postgres_backup_schedule: "@daily"
-matrix_postgres_backup_keep_days: "7"
-matrix_postgres_backup_keep_weeks: "4"
-matrix_postgres_backup_keep_months: "12"
+matrix_postgres_backup_keep_days: 7
+matrix_postgres_backup_keep_weeks: 4
+matrix_postgres_backup_keep_months: 12
 matrix_postgres_backup_healthcheck_port: "8080"
 matrix_postgres_backup_databases: []
 matrix_postgres_backup_path: "{{ matrix_base_data_path }}/postgres-backup"