ci: improvements

.github/workflows/ci_tests.yml

@@ -36,6 +36,7 @@ jobs:
       - name: Serve tests application
         working-directory: dist/tests-app
         shell: bash # use bash because powershell is used by default on Windows and background job are cleaned after the run
+        # use global install (instead of npx) because otherwise the server won't stay up on Windows
         run: |
             npm install -g http-server
             http-server --port=4200 &