add footer for source repo

Author: contrun

.github/workflows/website.yml

@@ -32,6 +32,7 @@ jobs:
           owner="${{ github.repository_owner }}"
           repo="$(awk -F / '{print $2}' <<< "${{ github.repository }}")"
           if ! grep -qE '^HUGO_BASEURL=' .env.final; then echo "HUGO_BASEURL=${BASEURL:-https://$owner.github.io/$repo/}" | tee -a .env.final; fi
+          if ! grep -qE '^HUGO_PARAMS_FOOTER=' .env.final; then echo HUGO_PARAMS_FOOTER=$'\'<a href="${{ github.server_url }}/${{ github.repository }}">source repo</a>\'' | tee -a .env.final; fi
           if ! grep -qE '^DOMAIN=' .env.final; then echo "DOMAIN=$(awk -F / '/^HUGO_BASEURL=/ {print $3}' .env.final | tail -n1)" | tee -a .env.final; fi
         env:
           DOTENV: ${{ secrets.DOTENV }}