Deprecated. Replace the usage of `expect` and similar functions from `package:matcher` to `package:checks` equivalents by using the upstream `dart-migrate-to-checks-package` skill.
This skill does not declare a tool allowlist. The agent host applies whatever default tools are available at runtime.
SKILL.md / Manifest
https://raw.githubusercontent.com/kevmoo/dash_skills/main/.agent/skills/dart-checks-migration/SKILL.mdRegistry
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