feat: 🎉 note diffs

Author: umihico

.github/workflows/auto-update.yml

@@ -128,8 +128,8 @@ jobs:
           echo "DRIVER_VERSION=${{ steps.chromedriver-version.outputs.DRIVER_VERSION }}" >> /tmp/body-text.txt
           echo "PYTHON_VERSION=${{ steps.python-version.outputs.PYTHON_VERSION }}" >> /tmp/body-text.txt
           echo "SELENIUM_VERSION=${{ steps.selenium-version.outputs.SELENIUM_VERSION }}" >> /tmp/body-text.txt
-          echo "CHROME_VERSION=${{ steps.chrome-version.outputs.CHROME_VERSION }}" >> /tmp/body-text.txt
-          echo "\n```diff\n$(git diff --staged)\n```" >> /tmp/body-text.txt
+          echo -e "CHROME_VERSION=${{ steps.chrome-version.outputs.CHROME_VERSION }}\n\n" >> /tmp/body-text.txt
+          git diff --staged >> /tmp/body-text.txt
           git commit -m "${TITLE}"
           git push --set-upstream origin $BRANCH
           gh pr create --body-file /tmp/body-text.txt --title "PR:${TITLE}" --base dummy-behind-branch