update pipline test

.gitlab-ci.yml

@@ -41,12 +41,10 @@ unit_test2:
   script:
     - echo "This job shall test that the version string in '${APP_PAGE}' is only incremented"
     - git clone --depth=1 ${CLONE_URL_TOK}/${CI_PROJECT_PATH}
+    - cd ${CI_PROJECT_NAME}
     - |
-      # Navigate to the project directory
-      cd ${CI_PROJECT_NAME}
-
-      # Find the second last commit hash where ${APP_PAGE} was changed
-      LAST_COMMIT_HASH=$(git log -3 --pretty=format:"%H" -- ${APP_PAGE} | tail -n 1)
+      # Find the commit hash before the current commit where ${APP_PAGE} was changed
+      LAST_COMMIT_HASH=$(git rev-list HEAD -- ${APP_PAGE} | sed -n '2p')
 
       # Extract the version string from that commit for ${APP_PAGE}
       PREVIOUS_VERSION_STRING=$(git show ${LAST_COMMIT_HASH}:${APP_PAGE} | sed -nr "/^\s*Version:\s+([[:digit:]]\.){2}[[:digit:]]\s*\$/p" | cut -d" " -f2)
@@ -56,7 +54,6 @@ unit_test2:
       CURRENT_VERSION_STRING=$(sed -nr "/^\s*Version:\s+([[:digit:]]\.){2}[[:digit:]]\s*\$/p" ${APP_PAGE} | cut -d" " -f2)
       CURRENT_PATCH_NUMBER=$(echo $CURRENT_VERSION_STRING | cut -d"." -f3)
 
-      echo "Version string in ${APP_PAGE}: ${VERSION_STRING}"
       echo "Previous version string: ${PREVIOUS_VERSION_STRING}"
       echo "Current version string: ${CURRENT_VERSION_STRING}"
 
@@ -66,8 +63,6 @@ unit_test2:
         exit 1
       fi
 
-
-
 deploy_prod:
   stage: deploy
   environment: