Modify renovate workflow to use docker-mount

.github/renovate-entrypoint.sh

@@ -1,11 +1,13 @@
 #!/bin/bash
-set -e
+set -euo pipefail
 
 echo "=== Starting Renovate Bot ==="
 
+cd /github/workspace
+
 apt update
 apt install -y build-essential libpq-dev
 
-runuser -u ubuntu renovate --platform=github
+runuser -u ubuntu -- renovate --platform=github
 
 echo "=== Renovate Bot finished ==="

.github/workflows/renovate.yml

@@ -22,3 +22,4 @@ jobs:
           docker-cmd-file: .github/renovate-entrypoint.sh
           docker-user: root
           token: ${{ secrets.GITHUB_TOKEN }}
+          docker-volumes: ${{ github.workspace }}:/github/workspace