fix: use workflow token for production image pull

Author: jjoonleo

.github/workflows/deploy.yml

@@ -239,7 +239,7 @@ jobs:
               timeout 5 bash -c "</dev/tcp/$DB_HOST/$DB_PORT"
             fi
 
-            echo "${{ secrets.GHCR_READ_TOKEN }}" | sudo docker login ghcr.io -u "${{ secrets.GHCR_USERNAME }}" --password-stdin
+            echo "${{ secrets.GITHUB_TOKEN }}" | sudo docker login ghcr.io -u "${{ github.actor }}" --password-stdin
 
             if sudo docker compose version >/dev/null 2>&1; then
               sudo docker compose pull