v2026.9.25.4

tractordev/apptronv2026.9.25.4Sep 26, 2026by synoet

Upgrading?

AI Summary

A hotfix release addressing stability issues with agent composers and feature flag caching to ensure smoother application startup and operation.

Key Highlights

  • Fixed composers from growing from zero after an offscreen mount.
  • Kept the last agent active while its availability is still loading.
  • Routed commands away from draining replicas to prevent errors.
  • Started feature flags from PostHog's cache for faster initialization.

Full Release Notes

## What's Changed
* fix(agents): don't grow the composer from zero after an offscreen mount by @synoet in https://github.com/macro-inc/macro/pull/7030
* fix(agents): keep the last agent while its availability loads by @synoet in https://github.com/macro-inc/macro/pull/7029
* fix(agent_harness): route commands away from a draining replica by @404Wolf in https://github.com/macro-inc/macro/pull/7024
* fix(web): start feature flags from PostHog's cache by @synoet in https://github.com/macro-inc/macro/pull/7027


**Full Changelog**: https://github.com/macro-inc/macro/compare/v2026.9.25.3...v2026.9.25.4

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