{
  "_comment": "D5 fixture for /demos/headless-simple. Single chip prompt round-trips plain text (the simple template intentionally has no tool calls or gen-UI). The chip's literal label (`Say hello in one short sentence.`) IS the userMessage that aimock matches on — see d5-headless-simple.ts:SAMPLE_CHIP_LABEL.",
  "fixtures": [
    {
      "match": {
        "userMessage": "Say hello in one short sentence."
      },
      "response": {
        "content": "Hi there — happy to help."
      }
    }
  ]
}