{"jsonrpc":"2.0","id":1,"method":"initialize","params":{"protocolVersion":1,"clientInfo":{"name":"acp-driver-fixture","version":"0.1.0"}}}
{"jsonrpc":"2.0","id":2,"method":"session/new","params":{"cwd":"."}}
{"jsonrpc":"2.0","id":3,"method":"session/prompt","params":{"sessionId":"<substitute-from-session-new-result>","prompt":[{"type":"text","text":"Write 'ACP WORKS' to /tmp/rx-acp-test.txt"}]}}