Update docs for backup-borg and synapse-auto-compressor: use the common descriptions

Signed-off-by: Suguru Hirahara <acioustick@noreply.codeberg.org>

docs/configuring-playbook-backup-borg.md

@@ -95,9 +95,9 @@ backup_borg_retention_keep_monthly: 12
 backup_borg_retention_keep_yearly: 2
 ```
 
-### Edit the backup schedule (optional)
+### Edit the schedule (optional)
 
-By default the backup will run 4 a.m. every day based on the `backup_borg_schedule` variable. It is defined in the format of systemd timer calendar.
+By default the task will run 4 a.m. every day based on the `backup_borg_schedule` variable. It is defined in the format of systemd timer calendar.
 
 To edit the schedule, add the following configuration to your `vars.yml` file (adapt to your needs):
 
@@ -134,7 +134,11 @@ The shortcut commands with the [`just` program](just.md) are also available: `ju
 
 `just install-all` is useful for maintaining your setup quickly ([2x-5x faster](../CHANGELOG.md#2x-5x-performance-improvements-in-playbook-runtime) than `just setup-all`) when its components remain unchanged. If you adjust your `vars.yml` to remove other components, you'd need to run `just setup-all`, or these components will still remain installed. Note these shortcuts run the `ensure-matrix-users-created` tag too.
 
-## Manually start a backup
+## Usage
+
+After installation, `backup-borg` will run automatically every day at `04:00:00` (as defined in `backup_borg_schedule` by default).
+
+### Manually start the task
 
 Sometimes it can be helpful to run the backup as you'd like, avoiding to wait until 4 a.m., like when you test your configuration.
 

docs/configuring-playbook-synapse-auto-compressor.md

@@ -14,6 +14,16 @@ Add the following configuration to your `inventory/host_vars/matrix.example.com/
 matrix_synapse_auto_compressor_enabled: true
 ```
 
+### Edit the schedule (optional)
+
+By default the task will run 0 a.m. every day based on the `matrix_synapse_auto_compressor_calendar` variable. It is defined in the format of systemd timer calendar.
+
+To edit the schedule, add the following configuration to your `vars.yml` file (adapt to your needs):
+
+```yaml
+matrix_synapse_auto_compressor_calendar: "*-*-* 00:00:00"
+```
+
 ### Extending the configuration
 
 There are some additional things you may wish to configure about the component.
@@ -39,7 +49,7 @@ The shortcut commands with the [`just` program](just.md) are also available: `ju
 
 After installation, `synapse_auto_compressor` will run automatically every day at `00:00:00` (as defined in `matrix_synapse_auto_compressor_calendar` by default).
 
-## Manually execute compression
+### Manually start the task
 
 Sometimes it can be helpful to execute compression as you'd like, avoiding to wait until 00:00, like when you test your configuration.