Update .gitlab-ci.yml

.gitlab-ci.yml

 stages:
   - build
   - test
+  - deploy
 
 build-mpp:
   stage: build
-  
   variables:
       GIT_SUBMODULE_STRATEGY: recursive
-  
   before_script:
     - module add foss
     - module add Anaconda3
-  
   script:
     - mkdir build
     - cd build
     - cmake ..
     - make -j
-
   artifacts:
     paths:
       - build
 
 unit-test:
   stage: test
-
   before_script:
     - cd build
-
   script:
     - ./TestCellConstruction
     - ./TestCellInterface
@@ -35,5 +30,11 @@ unit-test:
     - ./TestConfig
     - ./TestQuadrature
 
+trigger-deploy:
+    stage: deploy
+    script:
+    - curl -s -X POST -F token=$CI_JOB_TOKEN -F ref=master \
+        -F "variables[TRIGGERER_PIPELINE_ID]=${CI_PIPELINE_ID}" \
+        https://git.scc.kit.edu/yq8188/tutorial/