Add Github Actions to automatically compile Orion dashboard

[notoraptor]

Description

Hi @bouthilx ! This is a PR that adds a Github Actions to automatically compile Dashboard when a commit is pushed on develop or master branches.

I tested it on my own fork, and it seems to work.

Changes

• Add a Github Actions triggered when a commit is pushed on branches develop and `master
• Script generates a new pull request only if new compiled Dashboard code is different from existing one.

Checklist

Tests

• I added corresponding tests for bug fixes and new features. If possible, the tests fail without the changes
• All new and existing tests are passing ($ tox -e py38; replace 38 by your Python version if necessary)

Documentation

• I have updated the relevant documentation related to my changes

Quality

• I have read the CONTRIBUTING doc
• My commits messages follow this format
• My code follows the style guidelines ($ tox -e lint)

[notoraptor]

Dashboard CI failed again ... I found some other timeouts to increase, so I will make a supplementary commit.

[notoraptor]

Tests passed with second commit. Everything seems fine.