Tests: Remove package.json

Author: lamATnginx

.github/workflows/playwright.yml

@@ -22,8 +22,12 @@ jobs:
             with:
                 hugo-version: '0.147.8'
                 extended: true
-          - name: Install dependencies and playwright browsers
-            run: cd tests && npm ci && npx playwright install --with-deps
+          - name: Setup Node.js
+            uses: actions/setup-node@v4
+            with:
+              node-version: 18
+          - name: Install playwright browsers
+            run: npx playwright install --with-deps
           - name: Run Playwright tests
             id: test-ui
             run: |
@@ -53,4 +57,4 @@ jobs:
                   owner: context.repo.owner,
                   repo: context.repo.repo,
                   body: body,
-                });
+                });