build pipeline stage update

.gitlab-ci.yml

@@ -5,14 +5,14 @@ stages:
   
 before_script:
 # the 2 following steps make sure that the required building tool (meson) is installed on the runner
-  - apt-get update && apt-get install -y python3-pip ninja-build
-  - pip3 install meson 
+  - sudo apt-get update && apt-get install -y python3-pip ninja-build
+  - sudo pip3 install meson 
 
 build-job :
   stage: build
   script:
     - echo "Hello, $GITLAB_USER_LOGIN!"
-    - meson compile -C --verbose
+    - meson compile -C output/full --verbose
 
 test-job1:
   stage: test