change to docker runner

.gitlab-ci.yml

@@ -33,7 +33,7 @@ workflow:
 build-application:       # This job runs in the build stage, which runs first.
   stage: build
   tags:
-    - shell-runner
+    - docker
   script:
     - echo "Compiling the code..."
     - echo "Compile complete."
@@ -41,7 +41,7 @@ build-application:       # This job runs in the build stage, which runs first.
 unit-test-job:   # This job runs in the test stage.
   stage: testing
   tags:
-    - shell-runner    # It only starts when the job in the build stage completes successfully.
+    - docker    # It only starts when the job in the build stage completes successfully.
   script:
     - echo "Running unit tests... This will take about 60 seconds."
     - echo "Code coverage is 90%"
@@ -52,7 +52,7 @@ lint-test-job:   # This job also runs in the test stage.
     - master
     - develop
   tags:
-    - shell-runner
+    - docker
   script:
     - echo "Linting code... This will take about 10 seconds."
     - echo "No lint issues found."
@@ -67,7 +67,7 @@ packaging:
     - shell-runner
   script: 
       - echo "Packaging ms-cat... Take approx. 5 seconds."
-      - docker build --tag $TAG ms-cat/
+      - docker build --tag cat ms-cat/
       - docker push pieland/ms-child:$TAG
       - echo "Packing ms-cat done."