Add restriction to only create release on main branch

Author: cYKatherine

.github/workflows/release.yml

@@ -34,6 +34,13 @@ jobs:
           java-version: '17'
           distribution: 'temurin'
 
+      - name: Fail if Release and not on Default branch
+      if: ${{ github.event.repository.default_branch != github.ref_name }}
+      uses: actions/github-script@v7
+      with:
+          script: |
+            core.setFailed('Releases can not be created on a feature branch. Branch: ${{ github.ref_name }}')
+
       - name: Update Git user
         run: |
           git config --local user.name "IABTechLab"