add dummy git info

.gitea/workflows/commit.yml

@@ -16,6 +16,9 @@ jobs:
 
       - name: Push Git Tag
         run: |
+          git config --global user.email "you@example.com"
+          git config --global user.name "Your Name"
+          
           git commit -m "empty commit" --allow-empty
           git tag ${{ github.run_number }}
           git push origin --all