v0.40.0

Changelog

• f7db03e Use synctest for deterministic runtime tests (#124)
• 881f1a3 Use lower task cap as implicit default
• f199d02 Update README with hr between logo
• aa292f2 Skip static builtin values in memory accounting
• 7987121 Record Tasks structured concurrency ADR
• 7e636c6 Preserve task failure while enqueue is blocked
• 7e0d6f5 Prepare v0.40.0 release notes
• f30aed8 Mark examples as vibe 0.4
• 12eb91a Make tasks.wait an auto-invoked barrier
• 78c86d7 Clone inherited globals for task jobs
• 2ff1442 Add goroutine leak profile check
• 6ef9cf0 Add Tasks structured concurrency runtime
• e26d9cb Add Tasks examples
• 8ca5a20 Account retained task results in memory quotas