I’ve been building an open-source developer tool called LongLeash. It lets someone supervise Claude Code and Codex sessions running on their own laptop from a phone. The implementation now covers approvals, replies, stop controls, model/reasoning settings, Terminal and VS Code session visibility, safe parallel Git worktrees, and reviewed agent-to-agent handoffs. The uncomfortable part is that working software is not evidence of a business. Native remote-control features already exist. Seve...