fix(ci): mount test files individually, install playwright@1.51.0 in container to avoid node_modules version conflict

.gitea/workflows/ci.yml

@@ -174,12 +174,13 @@ jobs:
           APP_PORT="${{ steps.port.outputs.app_port }}"
           docker run --rm \
             --network newsarchiver-network \
-            -v $GITHUB_WORKSPACE/tests/playwright:/tests \
+            -v $GITHUB_WORKSPACE/tests/playwright/tests:/tests/tests \
+            -v $GITHUB_WORKSPACE/tests/playwright/playwright.config.ts:/tests/playwright.config.ts \
             -w /tests \
             -e APP_URL=http://newsarchiver-e2e:${APP_PORT} \
             -e PLAYWRIGHT_BROWSERS_PATH=/ms-playwright \
             mcr.microsoft.com/playwright:v1.51.0-jammy \
-            npx playwright@1.51.0 test
+            sh -c "npm install @playwright/test@1.51.0 && npx playwright@1.51.0 test"
 
       - name: Cleanup
         if: always()