OpenAPI => Add documentation of clients_config route

.idea/material_theme_project_new.xml

@@ -3,8 +3,15 @@
   <component name="MaterialThemeProjectNewConfig">
     <option name="metadata">
       <MTProjectMetadataState>
-        <option name="userId" value="-6f2668ee:1924765eb2a:-7fc3" />
+        <option name="migrated" value="true" />
+        <option name="pristineConfig" value="false" />
+        <option name="userId" value="104e8585:19002424fea:-7ffe" />
       </MTProjectMetadataState>
     </option>
+    <option name="titleBarState">
+      <MTProjectTitleBarConfigState>
+        <option name="overrideColor" value="false" />
+      </MTProjectTitleBarConfigState>
+    </option>
   </component>
 </project>
\ No newline at end of file

ExpressAPI/assets/OpenAPI/OpenAPI.yaml

 openapi: 3.1.0
 info:
     title: Dojo API
-    version: 4.2.0
+    version: 5.0.0
     description: |
         **Backend API of the Dojo project.**
         
@@ -46,8 +46,46 @@ paths:
                             schema:
                                 $ref: '#/components/schemas/DojoBackendResponse'
                     description: OK
-                default:
-                    $ref: '#/components/responses/ERROR'
+    /clients_config:
+        get:
+            tags:
+                - General
+            summary: Config of the clients
+            description: This route is used to get the configuration that clients (CLI, Checkers, etc.) need to operate.
+            responses:
+                '200':
+                    content:
+                        application/json:
+                            schema:
+                                allOf:
+                                    -   $ref: '#/components/schemas/DojoBackendResponse'
+                                    -   type: object
+                                        properties:
+                                            data:
+                                                type: object
+                                                properties:
+                                                    gitlabUrl:
+                                                        type: string
+                                                        examples:
+                                                            - https://gitedu.hesge.ch/
+                                                    gitlabAccountId:
+                                                        type: number
+                                                        examples:
+                                                            - 1076
+                                                    gitlabAccountUsername:
+                                                        type: string
+                                                        examples:
+                                                            - isc-dojo
+                                                    loginGitlabClientId:
+                                                        type: string
+                                                        examples:
+                                                            - 262b4d7c215233fa6fc91e70fb387a9314c02472dc3c6d22d6861fe93db6996a
+                                                required:
+                                                    - gitlabUrl
+                                                    - gitlabAccountId
+                                                    - gitlabAccountUsername
+                                                    - loginGitlabClientId
+                    description: OK
     /login:
         post:
             tags: