deepseek-harness/examples/acp-agent/tests/snapshots/hook-codex-pretool-block/input.json

{
  "steps": [
    { "op": "initialize" },
    { "op": "newSession" },
    { "op": "prompt", "text": "Use the bash tool to run exactly: echo HELLO. Report the tool result you got back verbatim, then stop." }
  ]
}