Fixing a multitude of tests

pkgs/clan-cli/README.md

@@ -60,11 +60,17 @@ By default tests run in parallel using pytest-parallel.
 pytest-parallel however breaks `breakpoint()`. To disable it, use this:
 
 ```console
-pytest --workers "" -s
+pytest -n0 -s
 ```
 
 You can also run a single test like this:
 
 ```console
-pytest --workers "" -s tests/test_secrets_cli.py::test_users
+pytest -n0 -s tests/test_secrets_cli.py::test_users
 ```
+
+## Debugging functions
+Debugging functions can be found under `src/debug.py`
+quite interesting is the function repro_env_break() which drops you into a shell
+with the test environment loaded.
+