Using event number

Author: ksgnextuple

.github/workflows/pr-flow.yml

@@ -16,6 +16,5 @@ jobs:
     - name: PR-BUILD
       run: |
         cd initial
-        export CHANGE_ID=$(echo $GITHUB_REF | awk 'BEGIN { FS = "/" } ; { print $3 }')
         bash ./gradlew -Pbuild_target=SNAPSHOT clean build jacocoTestReport spotlessApply spotbugsMain
-        bash ./gradlew sonarqube -Dsonar.pullrequest.branch=${{ github.head_ref }} -Dsonar.pullrequest.base=${{ github.base_ref }} -Dsonar.pullrequest.key=${CHANGE_ID} showSonarQubeLink --info
+        bash ./gradlew sonarqube -Dsonar.pullrequest.branch=${{ github.head_ref }} -Dsonar.pullrequest.base=${{ github.base_ref }} -Dsonar.pullrequest.key=${{ github.event.number }} showSonarQubeLink --info