Promote the issue template app

issue_template.md

@@ -17,6 +17,10 @@ Tell us what should happen
 Tell us what happens instead
 
 ### Server configuration
+<!--
+You can use the Issue Template application to prefill most of the required information: https://apps.nextcloud.com/apps/issuetemplate
+-->
+
 **Operating system**:
 
 **Web server:**
@@ -32,8 +36,8 @@ Tell us what happens instead
 **Signing status:**
 
 ```
-Login as admin user into your Nextcloud and access 
-http://example.com/index.php/settings/integrity/failed 
+Login as admin user into your Nextcloud and access
+http://example.com/index.php/settings/integrity/failed
 paste the results here.
 ```
 
@@ -45,12 +49,17 @@ sudo -u www-data php occ app:list
 from within your Nextcloud installation folder
 ```
 
-**The content of config/config.php:**
+**Nextcloud configuration:**
 
 ```
 If you have access to your command line run e.g.:
 sudo -u www-data php occ config:list system
 from within your Nextcloud installation folder
+
+or
+
+Insert your config.php content here
+Make sure to remove all sensitive content such as passwords. (e.g. database password, passwordsalt, secret, smtp password, …)
 ```
 
 **Are you using external storage, if yes which one:** local/smb/sftp/...