Mkdocs-static-i18n

- **build**: test and declare support for python 3.13 (319)
- **docs**: add documentation on how to build and run the project, by Nicco Kunzmann
- **docs**: add style:check to documentation, by Nicco Kunzmann
- **docs**: fix-bad-example-for-lang-switcher-external-link-feature thx to niccokunzmann
- **plugin**: add admonitions translations to `pymdownx.details` (317), by Joan Puigcerver
- **plugin**: drop deprecated theme._vars and access keys directly (315), by Joan Puigcerver
- **pyproject**: fix the doc environment used to locally serve the plugin documentation

- **reconfigure**: drop incorrect log level from info to debug
- **reconfigure**: file.page can be None and make plugin crash

- **build**: drop eol 3.7, add 3.12 compat and tests
- **chore**: fix deprecation warning, by Kamil Krzyśków
- **config**: new option "admonition_translations" to allow translating of admonitions by Michal Fapso (293)
- **folder**: correct file lookup, by Kamil Krzyśków
- **plugin** fix homepage detection, by Kamil Krzyśków
- **test**: add tests for folder structure, by Kamil Krzyśków

- **folder**: fix path lookup order, by Kamil Krzyśków
- **on_files**: switch the file localization logic to use src_uri instead of dest_uri (279)

- **config**: Add build_only_locale option, by Kamil Krzyśków

- **user_overrides**: extra overrides should be applied as legacy dict, thx to Andygol
- **docs**: add and correct lang config overrides examples