Trigger E2E Test for Twake Mail with `cozy` environment

[hoangdat]

Context

Twake Mail has a Playwright test suite, but right now, it is not run frequently. So we want to integrate it into the CICD of Twake Mail flutter codebase.

Desc

1. Twake Mail codebase: https://github.com/linagora/tmail-flutter
2. E2E tests: https://github.com/linagora/twake-workplace-private/tree/main/e2e
3. Cozy environment: main branch in https://ci.linagora.com/linagora/lrs/saas/deployments/twake/twake-workplace-cozy-apps

Expectation

• Trigger a nightly build and run E2E tests every day.
  • Build a new image with the latest in the master branch of Twake Mail flutter
  • Deploy it in the cozy environment
  • Trigger test suite with the environment
• Trigger manually option with branch params in Github action of Twake Mail flutter
  • Build a new image with this branch of Twake Mail flutter
  • Deploy it in the cozy environment
  • Trigger test suite with the environment

[hoangdat]

Cc @Insalien