chore(main): release 0.6.0

[github-actions]

🤖 I have created a release beep boop

0.6.0 (2026-08-27)

Features

• helios: add e2e tests, remove harness_recorder dead crate, add codex sync marker (e312dbc)
• helios: unified binary wiring harness_queue, runner, rollback, checkpoint (1d15745)
• rollback: integrate with harness_checkpoint for real git restoration (8bb5a2d)

Bug Fixes

• add try_send to Channel<T> and implement KLA convert subcommand (fdf036f)
• avoid-clippy-single-match (#640) (0f708a4)
• helios: improve screenshot font, add helios binary tests, remove dead code (cd8f752)
• kla: implement GIF recording (capture frames + write output) (f7ef099)
• kla: wire binary to use library crate modules, remove duplicate mod declarations (e5ded92)
• runner: prevent shell command injection in shell mode (d7c7831)

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[sonarqubecloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarQube Cloud