refactor: delegate commit to create-pull-request action

Signed-off-by: andrea11 <[email protected]>

Author: hackardoX

action.yml

@@ -42,7 +42,6 @@ inputs:
       GitHub Actions will not run workflows on pull requests which are opened by a GitHub Action.
 
       **To run GitHub Actions workflows on this PR, close and re-open this pull request.**
-
   pr-labels:
     description: "A comma or newline separated list of labels to set on the Pull Request to be created"
     required: false
@@ -181,9 +180,9 @@ runs:
       env: {}
     - name: Set additional env variables (GIT_COMMIT_MESSAGE)
       shell: bash
+      env: COMMIT_MESSAGE= ${{ inputs.commit-msg }}
       run: |
         DELIMITER=$(dd if=/dev/urandom bs=15 count=1 status=none | base64)
-        COMMIT_MESSAGE="$(git log --format=%b -n 1)"
         echo "GIT_COMMIT_MESSAGE<<$DELIMITER" >> $GITHUB_ENV
         echo "$COMMIT_MESSAGE" >> $GITHUB_ENV
         echo "$DELIMITER" >> $GITHUB_ENV
@@ -211,6 +210,7 @@ runs:
         base: ${{ inputs.base }}
         branch: ${{ inputs.branch }}
         delete-branch: true
+        commit-message: ${{ env.GIT_COMMIT_MESSAGE }}
         committer: ${{ env.GIT_COMMITTER_NAME }} ${{ env.GIT_COMMITTER_EMAIL }}
         author: ${{ env.GIT_AUTHOR_NAME }} ${{ env.GIT_AUTHOR_EMAIL }}
         title: ${{ inputs.pr-title }}