Add default dummy value for JWT to ease installation (#958)

* Add default dummy value for JWT to ease installation

* update docs

* update docs

Author: fashxp

README.md

@@ -17,7 +17,7 @@ Every description is translatable and can be found in the `studio_api_docs.en.ya
 ## Requirements
 This bundle requires the following dependencies:
 
-* Pimcore Core Framework 11
+* Pimcore Core Framework 12
 * Generic Execution Engine as part of the Pimcore Core Framework
 * Generic Data Index
 * Mercure (https://mercure.rocks)

doc/00_Installation.md

@@ -1,23 +1,22 @@
 # Installation of the Studio Backend Bundle
 
-:::info
-
- This bundle is only supported on Pimcore Core Framework 11.
-
-:::
-
 ## Bundle Installation
 
 To install the Studio Backend Bundle, follow the four steps below:
 
+1) Make sure prerequisites are met:
+
+- [GenericExecutionEngineBundle](https://docs.pimcore.com/platform/Pimcore/Development_Tools_and_Details/Generic_Execution_Engine/) installed and activated
+- [GenericDataIndexBundle](https://docs.pimcore.com/platform/Generic_Data_Index/Installation/) installed and activated
+
 
-1) Install the required dependencies:
+2) Install the required dependencies:
 
 ```bash
 composer require pimcore/studio-backend-bundle
 ```
 
-2) Enable Firewall settings
+3) Enable Firewall settings
 
 To enable the firewall settings in your project, add the following configuration to your `config/packages/security.yaml` file:
 Keep in mind that the prefix part pimcore-studio/api can be changed to any other value in the config.
@@ -31,7 +30,7 @@ security:
       - { path: ^/pimcore-studio/api, roles: ROLE_PIMCORE_USER }
 ```
 
-3) Make sure the bundle is enabled in the `config/bundles.php` file. The following lines should be added:
+4) Make sure the bundle is enabled in the `config/bundles.php` file. The following lines should be added:
 
 ```php
 use Pimcore\Bundle\StudioBackendBundle\PimcoreStudioBackendBundle;
@@ -43,7 +42,7 @@ return [
 ];  
 ```
 
-4) Install the bundle:
+5) Install the bundle:
 
 ```bash
 bin/console pimcore:bundle:install PimcoreStudioBackendBundle

doc/02_Mercure_Setup.md

@@ -95,6 +95,12 @@ you configured in configuration). This request should return the text
 Missing "topic" parameter.
 ```
 
+or
+
+```
+Unauthorized
+```
+
 > Also execute ``curl https://your-app-domain.com/hub`` (or `server_side_url` you configured in
 > configuration) from the command line of the server to ensure that the URL is also accessible by the
 > server itself.

src/DependencyInjection/Configuration.php

@@ -288,6 +288,7 @@ private function addMercureConfiguration(ArrayNodeDefinition $node): void
                     ->scalarNode('jwt_key')
                         ->info('The key used to sign the JWT token. Must be longer than 256 bits.')
                         ->isRequired()
+                        ->defaultValue('some-secret-default')
                     ->end()
                      ->integerNode('cookie_lifetime')
                         ->info('Lifetime of the mercure cookie in seconds. Default is one hour.')