[yhaliaw]

Applicable spec:

Overview

• Adoption to move the integration tests and end-to-test environment.
• For test_debug_ssh.py charm integration test, remove race condition to improve pass rate by changing the order of:
  • tmate ssh server charm integration with GitHub runner charm
  • GitHub charm spawning runner

Rationale

The old test environment will be removed.

Checklist

• The charm style guide was applied.
• The contributing guide was applied.
• The changes are compliant with ISD054 - Managing Charm Complexity
• The documentation for charmhub is updated.
• The PR is tagged with appropriate label (urgent, trivial, complex).
• The changelog is updated with changes that affects the users of the charm.
• The application version number is updated in github-runner-manager/pyproject.toml.

The application is not updated. So no change in changelog or version number.