GitLab

* ruff format

* not need to use doc-builder's black styling as the doc is styled in ruff

* make fix-copies

* comment

* use run_ruff

fix typo to ensure `make test-examples` work correctly

* before running make style

* remove left overs from flake8

* finish

* make fix-copies

* final fix

* more fixes

* automatically sort docs

* add new check toc doc

* add new check toc doc

* add

* add new check toc doc

* add

* add new check toc doc

* correct

* finalize

* Introduce the copy mechanism

* init tests

* fix dummy tests

* with

* update copies tests

Style scripts

* Revive Make utils

* Add datasets for training too