v0.418.2

What's Changed

• Add agent-task fanout cancel by @chubes4 in #15688
• Report per-child phase in fanout progress by @chubes4 in #15689
• Share Lab workspace bundles across concurrent children by @chubes4 in #15690

Full Changelog: https://github.com/Extra-Chill/homeboy/blob/v0.418.2/docs/changelog.md