add signoff for cherry-pick robot

Signed-off-by: tao.yang <[email protected]>

.github/workflows/call-release-changelog.yaml

@@ -131,12 +131,20 @@ jobs:
           name: changelog_artifact
           path: ${{ env.DEST_DIRECTORY }}
 
+      - uses: crazy-max/ghaction-import-gpg@v6
+        with:
+          gpg_private_key: ${{ secrets.GPG_PRIVATE_KEY }}
+          passphrase: ${{ secrets.GPG_PASSPHRASE }}
+          git_user_signingkey: true
+          git_commit_gpgsign: true
+
       - name: Create Pull Request
         id: create_pr
         uses: peter-evans/[email protected]
         with:
           title: "robot update changelog with tag ${{ needs.generate_changelog.outputs.dest_tag }} to branch ${{ env.DEST_BRANCH }} "
           commit-message: "robot update changelog from tag ${{ needs.generate_changelog.outputs.begin_tag }} to tag ${{ needs.generate_changelog.outputs.dest_tag }} "
+          committer: ty-dc <[email protected]>
           branch-suffix: timestamp
           branch: robot/update_changelog
           delete-branch: true

.github/workflows/call-release-chart.yaml

@@ -106,13 +106,21 @@ jobs:
           helm repo index  ./charts  --url ${url}/charts
           mv ./charts/index.yaml ./index.yaml
 
+      - uses: crazy-max/ghaction-import-gpg@v6
+        with:
+          gpg_private_key: ${{ secrets.GPG_PRIVATE_KEY }}
+          passphrase: ${{ secrets.GPG_PASSPHRASE }}
+          git_user_signingkey: true
+          git_commit_gpgsign: true
+
       # Allow auto-merge on general
       - name: Create Pull Request
         id: create_pr
         uses: peter-evans/[email protected]
         with:
           title: "robot update chart from ${{ needs.package.outputs.REF }} to branch ${{ env.MERGE_BRANCH }} "
           commit-message: "robot update chart from  ${{ needs.package.outputs.REF }} to branch ${{ env.MERGE_BRANCH }} "
+          committer: ty-dc <[email protected]>
           branch-suffix: timestamp
           branch: robot/update_doc
           delete-branch: true

.github/workflows/call-release-pages.yaml

@@ -162,13 +162,21 @@ jobs:
           tar -xzvf site.tar.gz
           rm -f site.tar.gz
 
+      - uses: crazy-max/ghaction-import-gpg@v6
+        with:
+          gpg_private_key: ${{ secrets.GPG_PRIVATE_KEY }}
+          passphrase: ${{ secrets.GPG_PASSPHRASE }}
+          git_user_signingkey: true
+          git_commit_gpgsign: true
+
       # Allow auto-merge on general
       - name: Create Pull Request
         id: create_pr
         uses: peter-evans/[email protected]
         with:
           title: "robot update website from ${{ needs.package.outputs.ref }} to branch ${{ env.MERGE_BRANCH }} with tag ${{ needs.package.outputs.doc_tag }}"
           commit-message: "robot update website from  ${{ needs.package.outputs.ref }} to branch ${{ env.MERGE_BRANCH }} with tag ${{ needs.package.outputs.doc_tag }} "
+          committer: ty-dc <[email protected]>
           branch-suffix: timestamp
           branch: robot/update_doc
           delete-branch: true