chore(main): release 0.1.68

[github-actions]

🤖 I have created a release beep boop

0.1.68 (2026-08-17)

Features

• codex: auto-name sessions and label command steps (#868) (7aedbbd)
• conversation: mid-turn interjection — deliver messages while a turn is in flight (#836) (484327d)

Bug Fixes

• acp: give a first-run npx agent room to install before initialize times out (#854) (f6131a4)
• acp: stop collapsing agent failures into an opaque -32603 (#869) (27fc006)
• agents: launch omp through its local CLI instead of the npx bridge (#855) (13b5dd4)
• antigravity: read the HTTP status before parsing the hook decision (#867) (60bab79)
• auth: stop CSRF rejecting agy's PreToolUse callback (#860) (1d91312)
• runtime: find agent CLIs installed by bun and by vendor installers (#856) (8881980)

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[github-actions]

🤖 Created releases:

• v0.1.68

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