v0.12.1

What's Changed

• fix(workflows): scope recorder and handler resolution to the run's owning runtime by @chubes4 in #568
• fix(workflows): fence cancellation against run start and active execution by @chubes4 in #569
• style(workflows): align scoped-seam and cancellation-fence code with the lint baseline by @chubes4 in #570

Full Changelog: https://github.com/Automattic/agents-api/blob/v0.12.1/CHANGELOG.md