Expressly mount composer vendor folder.

.github/workflows/default.yml

@@ -51,7 +51,7 @@ jobs :
 
       - name : Run Composer install
         run : |
-          sudo -u \#1001 composer install --no-interaction --ignore-platform-reqs
+          composer install --no-interaction --ignore-platform-reqs
 
       - name : Run PHP Linter
         run : |

docker-compose.testing.yml

@@ -8,4 +8,5 @@ services :
       APPLICATION_ENV : 'testing'
       LOG_LEVEL : 'debug'
     volumes :
+      - ./vendor:/var/azuracast/www/vendor
       - .:/var/azuracast/www