Install git-lfs in the Playwright image for proper functionality

Author: leonard84

.github/workflows/verify.yaml

@@ -46,11 +46,19 @@ jobs:
         runs-on: ubuntu-latest
         container:
             image: mcr.microsoft.com/playwright:v1.57.0-noble
-            options: --user 1001
+            options: --user 0 # Run as root to allow installation of git-lfs
         defaults:
             run:
                 working-directory: ./spock-website
         steps:
+            # Unlike the default image, the playwright image does not have git-lfs installed
+            -   name: Install git-lfs and switch to non-root user
+                run: |
+                    apt-get update
+                    apt-get install -y git-lfs
+                    su 1001
+                working-directory: ./ # the default only exists after checkout
+
             -   name: Checkout
                 uses: actions/checkout@v6
                 with: