try installing playwright as dep

.github/workflows/tests.yml

@@ -123,7 +123,7 @@ jobs:
         working-directory: ./src
         run: make all compress
       - name: Install Playwright
-        run: npm install @playwright/test && npx playwright install
+        run: playwright install
       - name: Run E2E tests
         working-directory: ./src
         run: PRETIX_CONFIG_FILE=tests/ci_postgres.cfg py.test tests/e2e/ -v --maxfail=10

pyproject.toml

@@ -126,6 +126,7 @@ dev = [
   "pytest-xdist==3.8.*",
   "pytest-playwright",
   "pytest==9.0.*",
+  "playwright",
   "responses",
 ]