docs: add v0.2.7 changelog entry (#59)

Co-authored-by: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

Author: George-iam

CHANGELOG.md

@@ -6,6 +6,15 @@ This project follows [Semantic Versioning](https://semver.org/). During alpha (`
 
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+## [v0.2.7] — 2026-03-21
+
+### Added
+- `agents policy` commands: `get`, `set`, `add`, `remove` for managing agent send policies (#57)
+- `examples run` auto-provisions agent service accounts — no manual setup needed (#56)
+
+### Fixed
+- `intents list` now uses `GET /v1/intents` (x-api-key scoped) instead of `GET /v1/inbox` (bearer-only) — fixes timeout in CI and non-login environments (#58)
+
 ## [v0.2.6] — 2026-03-19
 
 ### Fixed