dsh-remote-link: Securely Expose DSH Web UI to LAN with Agent Session Forking Support

dsh-remote-link is a DSH plugin designed to address the challenge of securely accessing the local DSH Web UI from a mobile phone or LAN device. It authenticates on a dedicated gateway port and reverse-proxies to the loopback address, thereby avoiding security risks associated with directly exposing the Web UI. Key features include: 1. **Secure Remote Access**: Supports one-time QR code pairing, HMAC challenge-response, and HttpOnly Cookie session management, replacing long-term credentials. 2. **Status and Monitoring**: Provides a `/status` page that displays link status, device identity, heartbeat, and upstream health, along with support for host telemetry data subscription. 3. **Model Enhancement**: Introduces a `fork_session` tool, allowing the model to create sub-sessions based on recently completed rounds, facilitating exploratory...