feat: support unit test for examples && remove dev progress and it's port 4507

[ahuigo]

This PR includes 2 features as following.

1. Support unit test for examples

$ deno run -A  tools/test-examples.ts basic with-csr  with-unocss          

2. Remove dev progress and it's port 4507 For https://github.com/exhibitionist-digital/ultra/issues/235 Ultra shares one port with App(default 8000)

[ahuigo]

@deckchairlabs Looks like mesozoic has another bug that I don't know. Could you fix this bug? https://github.com/exhibitionist-digital/ultra/actions/runs/4082917796/jobs/7037820037

[deckchairlabs]

@deckchairlabs Looks like mesozoic has another bug that I don't know. Could you fix this bug? https://github.com/exhibitionist-digital/ultra/actions/runs/4082917796/jobs/7037820037

Yeah, sorry this is taking some time to get fixed. Work gets in the way sometimes! I'll have some time tomorrow to resolve the bug and this PR.

[deckchairlabs]

hey @ahuigo I've resolved the failing test issues, could you fix the conflicts (looks simple enough)

[deckchairlabs]

Cheers!