Potential fix for code scanning alert no. 4: Workflow does not contain permissions (#196)

Co-authored-by: Copilot Autofix powered by AI <62310815+github-advanced-security[bot]@users.noreply.github.com>

Author: aaguiarz

.github/workflows/main.yaml

@@ -112,6 +112,9 @@ jobs:
     needs: [publish-maven-central, publish-github-packages]
     runs-on: ubuntu-latest
 
+    permissions:
+      contents: write
+
     steps:
       - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2