Show HN: Turn a Sandbox into an MCP Serverhttps://github.com/substructureai/mcpd
mcpd is a way to expose sandbox environments as MCP servers using just configuration. In the repo, I have some example config files that mimic popular coding harness tools. I've been using it to give my cloud agents code search tools on private repos I manage. I have a script that syncs project code to the sandbox on deploy and I can connect it to my cloud agents and debug in Slack. It's awesome in combination with the Sentry MCP. I'm working on a secure way to have the agent open up PRs too. My general thesis is the agent loop should be unprivileged and run remotely and tool execution should…