Prepare Neco bootstrapped runnerpool for neco-apps

[yamatcha]

What

Neco-apps CI (dctest-bootstrap, dctest-upgrade) uses meows-runner/neco-apps-runner.
This runner executes neco-bootstrap before testing neco-apps.
Neco-bootstrap consumes a lot of time.
Therefore prepare runner bootstrapped neco and test with this runner.

How

PoC

• Create RunnerPool executed neco-bootstrap as setupCommand
• Define workflow using neco-bootstrapped runner
• Execute CI used in neco-bootstrapped runner regularly and confirm that CI works well.

After PoC

• Deploy neco bootstrapped RunnerPool
• Fix workflow to use neco bootstrapped runner

Checklist

• Finish implementation of the issue
• Test all functions
• Have enough logs to trace activities
• Notify developers of necessary actions