Attribute commits to actual contributor for GitHub contribution tracking

Author: BrandeisPatrick

.github/workflows/save-submission.yml

@@ -16,6 +16,7 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Extract and save submission
+        id: extract
         uses: actions/github-script@v7
         with:
           script: |
@@ -139,20 +140,26 @@ This file tracks all contributions to JustLab AI tasks.
             core.setOutput('submitter', submitter);
 
       - name: Commit and push changes
+        env:
+          SUBMITTER: ${{ steps.extract.outputs.submitter }}
         run: |
-          git config --local user.email "github-actions[bot]@users.noreply.github.com"
-          git config --local user.name "github-actions[bot]"
+          # Use the actual submitter's GitHub noreply email for proper attribution
+          git config --local user.email "${SUBMITTER}@users.noreply.github.com"
+          git config --local user.name "${SUBMITTER}"
           git add submissions/ CONTRIBUTORS.md
-          git commit -m "Add submission for issue #${{ github.event.issue.number }} by @${{ github.event.issue.user.login }}" || exit 0
+          git commit -m "Add submission for issue #${{ github.event.issue.number }}" || exit 0
           git push
 
       - name: Comment on issue
         uses: actions/github-script@v7
+        env:
+          SUBMITTER: ${{ steps.extract.outputs.submitter }}
         with:
           script: |
+            const submitter = process.env.SUBMITTER;
             await github.rest.issues.createComment({
               owner: context.repo.owner,
               repo: context.repo.repo,
               issue_number: context.payload.issue.number,
-              body: `Submission saved to \`submissions/issue-${context.payload.issue.number}-*.md\`\n\nThank you for your contribution, @${context.payload.issue.user.login}!`
+              body: `Submission saved to \`submissions/issue-${context.payload.issue.number}-*.md\`\n\nThank you for your contribution, @${submitter}!`
             });