- Add agent-opencode plugin with getLaunchCommand, detectActivity,
isProcessRunning, getSessionInfo (27 unit tests)
- Add integration test suite for all 4 agents (claude-code, codex,
aider, opencode) using real binaries in tmux sessions
- Add GitHub Actions CI workflow for integration tests
- Add test:integration script to root package.json
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>