refactor(app): run setup and window creation when event loop is ready

[lucasfernog]

What kind of change does this PR introduce?

• Bugfix
• Feature
• Docs
• New Binding issue #___
• Code style update
• Refactor
• Build-related changes
• Other, please describe:

Does this PR introduce a breaking change?

• Yes, and the changes were approved in issue #___
• No

Checklist

• When resolving issues, they are referenced in the PR's title (e.g fix: remove a typo, closes #___, #___)
• A change file is added if any packages will require a version bump due to this PR per the instructions in the readme.
• I have added a convincing reason for adding this feature, if necessary

Other information

[amrbashir]

Doesn't this make the setup hook obsolete? because I could just do the same logic in RunEvent::Ready

[lucasfernog]

Doesn't this make the setup hook obsolete? because I could just do the same logic in RunEvent::Ready

It does, and we might remove all of these hooks in favor of the run closure, but for now I'll avoid basic breaking changes since we're actively developing mobile.

[amrbashir]

I see, but this is still a breaking change and we should note that in the change file.

[lucasfernog]

I see, but this is still a breaking change and we should note that in the change file.

Yeah. This is the beginning of the next branch too :)