GitLab

* nightly build pytorch CI

* fix working dir

* change time and event name
Co-authored-by: ydshieh <ydshieh@users.noreply.github.com>

* docker image build in parallel
Co-authored-by: ydshieh <ydshieh@users.noreply.github.com>

* Updates the default branch from master to main

* Links from `master` to `main`

* Typo

* Update examples/flax/README.md
Co-authored-by: Sylvain Gugger <35901082+sgugger@users.noreply.github.com>
Co-authored-by: Sylvain Gugger <35901082+sgugger@users.noreply.github.com>

* Add PT + TF automatic builds

* Apply suggestions from code review
Co-authored-by: Patrick von Platen <patrick.v.platen@gmail.com>

* Wrap up
Co-authored-by: Patrick von Platen <patrick.v.platen@gmail.com>