Sandbox MCP

[ { "request": { "main_sh": "echo hello!" }, "response": { "text": "hello!\n" } }, { "request": { "main_sh": "cat hello.txt", "files": [ { "filename": "hello.txt", "content": "hello!" } ] }, "response": { "text": "hello!" } }, { "request": { "main_sh": "invalid-command" }, "response": { "text": "not found", "isError": true } } ]