Commits not verified

[michalbachowski]

🐞 Describe the bug

Commits made with installation token are not marked as verified.

📚 To reproduce

Calling action as follows:

      - env:
          GITHUB_API_URL: ${{ github.server_url }}/api/v3
        id: sync-files
        name: Synchronise files
        with:
          BRANCH_PREFIX: feature/sync-files
          COMMIT_EACH_FILE: false
          COMMIT_PREFIX: "NOSTORY 🔄"
          CONFIG_PATH: ${{ env.SYNC_FILE_PATH }}
          GH_INSTALLATION_TOKEN: ${{ steps.gh-auth.outputs.token }}
          PR_LABELS: |
            automerge
            bot
            files-sync
        uses: BetaHuhn/repo-file-sync-action@8b92be3375cf1d1b0cd579af488a9255572e4619

${{ env.SYNC_FILE_PATH }} is:

group:
  - repos: |
      https://<gh-enterprise-hostname>/<org>/<repo>
    files:
      - a-file

💡 Expected behavior

Commits are marked as verified.

🖼️ Screenshots

⚙️ Environment

action version: 8b92be3375cf1d1b0cd579af488a9255572e4619
GitHub Enterprise.

📋 Additional context

No response

[JakubBiel]

Is it supposed to sign commits with PAT? It doesn't in my case.

Edit.
It does sign with PAT when I set username and email, otherwise if I leave them empty it unsets them and commits are not signed.