Description of the bug

The following logs shows up many times with verbose mode enabled:

mkdocs_autorefs: Enabling Markdown anchors feature

It comes from here:

To Reproduce

Just use latest version and run mkdocs serve -v.

Expected behavior

We should display it only once, or not at all.

Environment information

python -m mkdocs_autorefs.debug  # | xclip -selection clipboard

• System: Linux-6.8.1-arch1-1-x86_64-with-glibc2.39
• Python: cpython 3.11.5
• Environment variables:
  • PYTHONPATH: /home/pawamoy/.local/pipx/venvs/pdm/lib/python3.11/site-packages/pdm/pep582
• Installed packages:
  • mkdocs-autorefs v1.0.1

Additional context

We could use a class variable to check if the message was already logged.