tests/pytests: create and collect html report

The report has been previously removed, most likely by a mistake.

.gitlab-ci.yml

@@ -296,6 +296,11 @@ pytests:
   dependencies:
     - build-asan
   stage: extended  # use this stage to avoid clash with other resource-intensive jobs
+  artifacts:
+    when: always
+    paths:
+      - build_ci*/meson-logs/testlog*.txt
+      - tests/pytests/*.html
   script:
     - ${MESON_TEST} --suite pytests
 

tests/pytests/meson.build

@@ -38,6 +38,8 @@ test(
   args: [
     '-m', 'pytest',
     '-d',
+    '--html', 'pytests.parallel.html',
+    '--self-contained-html',
     '-n', '24',
     '-v',
   ],