Update docs for Element Web and SchildiChat Web: add the common section "Extending the configuration"

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

docs/configuring-playbook-client-element-web.md

@@ -15,11 +15,14 @@ If you'd like for the playbook to not install Element Web (or to uninstall it if
 matrix_client_element_enabled: false
 ```
 
-## Adjusting the playbook configuration
+## Extending the configuration
 
-The playbook provides some customization variables you could use to change Element Web's settings.
+There are some additional things you may wish to configure about the component.
 
-Their defaults are defined in [`roles/custom/matrix-client-element/defaults/main.yml`](../roles/custom/matrix-client-element/defaults/main.yml) and they ultimately end up in the generated `/matrix/element/config.json` file (on the server). This file is generated from the [`roles/custom/matrix-client-element/templates/config.json.j2`](../roles/custom/matrix-client-element/templates/config.json.j2) template.
+Take a look at:
+
+- `roles/custom/matrix-client-element/defaults/main.yml` for some variables that you can customize via your `vars.yml` file
+- `roles/custom/matrix-client-element/templates/config.json.j2` for the component's default configuration. You can override settings (even those that don't have dedicated playbook variables) using the `matrix_client_element_configuration_extension_json` variable
 
 **If there's an existing variable** which controls a setting you wish to change, you can simply define that variable in your configuration file (`inventory/host_vars/matrix.example.com/vars.yml`) and [re-run the playbook](installing.md) to apply the changes.
 
@@ -27,9 +30,9 @@ Alternatively, **if there is no pre-defined variable** for an Element Web settin
 
 - you can either **request a variable to be created** (or you can submit such a contribution yourself). Keep in mind that it's **probably not a good idea** to create variables for each one of Element Web's various settings that rarely get used.
 
-- or, you can **extend and override the default configuration** ([`config.json.j2`](../roles/custom/matrix-client-element/templates/config.json.j2)) by making use of the `matrix_client_element_configuration_extension_json_` variable. You can find information about this in [`roles/custom/matrix-client-element/defaults/main.yml`](../roles/custom/matrix-client-element/defaults/main.yml).
+- or, you can **extend and override the default configuration** ([`config.json.j2`](../roles/custom/matrix-client-element/templates/config.json.j2)) by making use of the `matrix_client_element_configuration_extension_json` variable.
 
-- or, if extending the configuration is still not powerful enough for your needs, you can **override the configuration completely** using `matrix_client_element_configuration_default` (or `matrix_client_element_configuration`). You can find information about this in [`roles/custom/matrix-client-element/defaults/main.yml`](../roles/custom/matrix-client-element/defaults/main.yml).
+- or, if extending the configuration is still not powerful enough for your needs, you can **override the configuration completely** using `matrix_client_element_configuration_default` (or `matrix_client_element_configuration`).
 
 ### Themes
 

docs/configuring-playbook-client-schildichat-web.md

@@ -16,9 +16,14 @@ To enable SchildiChat Web, add the following configuration to your `inventory/ho
 matrix_client_schildichat_enabled: true
 ```
 
-The playbook provides some customization variables you could use to change SchildiChat Web's settings.
+## Extending the configuration
 
-Their defaults are defined in [`roles/custom/matrix-client-schildichat/defaults/main.yml`](../roles/custom/matrix-client-schildichat/defaults/main.yml) and they ultimately end up in the generated `/matrix/schildichat/config.json` file (on the server). This file is generated from the [`roles/custom/matrix-client-schildichat/templates/config.json.j2`](../roles/custom/matrix-client-schildichat/templates/config.json.j2) template.
+There are some additional things you may wish to configure about the component.
+
+Take a look at:
+
+- `roles/custom/matrix-client-schildichat/defaults/main.yml` for some variables that you can customize via your `vars.yml` file
+- `roles/custom/matrix-client-schildichat/templates/config.json.j2` for the component's default configuration. You can override settings (even those that don't have dedicated playbook variables) using the `matrix_client_schildichat_configuration_extension_json` variable
 
 **If there's an existing variable** which controls a setting you wish to change, you can simply define that variable in your configuration file (`inventory/host_vars/matrix.example.com/vars.yml`) and [re-run the playbook](installing.md) to apply the changes.
 
@@ -26,9 +31,9 @@ Alternatively, **if there is no pre-defined variable** for a SchildiChat Web set
 
 - you can either **request a variable to be created** (or you can submit such a contribution yourself). Keep in mind that it's **probably not a good idea** to create variables for each one of SchildiChat Web's various settings that rarely get used.
 
-- or, you can **extend and override the default configuration** ([`config.json.j2`](../roles/custom/matrix-client-schildichat/templates/config.json.j2)) by making use of the `matrix_client_schildichat_configuration_extension_json_` variable. You can find information about this in [`roles/custom/matrix-client-schildichat/defaults/main.yml`](../roles/custom/matrix-client-schildichat/defaults/main.yml).
+- or, you can **extend and override the default configuration** ([`config.json.j2`](../roles/custom/matrix-client-schildichat/templates/config.json.j2)) by making use of the `matrix_client_schildichat_configuration_extension_json` variable.
 
-- or, if extending the configuration is still not powerful enough for your needs, you can **override the configuration completely** using `matrix_client_schildichat_configuration_default` (or `matrix_client_schildichat_configuration`). You can find information about this in [`roles/custom/matrix-client-schildichat/defaults/main.yml`](../roles/custom/matrix-client-schildichat/defaults/main.yml).
+- or, if extending the configuration is still not powerful enough for your needs, you can **override the configuration completely** using `matrix_client_schildichat_configuration_default` (or `matrix_client_schildichat_configuration`).
 
 ### Themes