{
  "level": "04",
  "title": "Glitch Opera for One Nervous Rectangle",
  "subtitle": "A video synthesizer rehearses evidence capture while the rectangle requests a union representative.",
  "learning": "Explore optional audio and video capture. A browser recording alone is not a lifecycle acceptance receipt.",
  "stage": "Dress rehearsal for unstable geometry",
  "media": [
    "html",
    "math",
    "audio",
    "music",
    "video"
  ],
  "nodes": [
    {
      "id": "spec",
      "label": "Lab spec",
      "detail": "component.md is the authored lab specification. It is documentation, not a resolved canonical Component."
    },
    {
      "id": "signal",
      "label": "Signal",
      "detail": "Mathematical signals generate frame state."
    },
    {
      "id": "view",
      "label": "Video view",
      "detail": "Canvas turns state into a moving image."
    },
    {
      "id": "audio",
      "label": "Audio choice",
      "detail": "A user-authorized oscillator may accompany the picture. This is a runtime control, not a selected canonical Flavor."
    },
    {
      "id": "capture",
      "label": "Evidence",
      "detail": "MediaRecorder retains a separate WebM observation when supported."
    },
    {
      "id": "accept",
      "label": "Criteria",
      "detail": "The authored acceptance criteria describe checks to perform; this node is not an independent verifier or acceptance receipt."
    }
  ],
  "edges": [
    [
      "spec",
      "signal"
    ],
    [
      "signal",
      "view"
    ],
    [
      "signal",
      "audio"
    ],
    [
      "view",
      "capture"
    ],
    [
      "capture",
      "accept"
    ],
    [
      "audio",
      "accept"
    ]
  ],
  "diagram_kind": "illustrative-lesson-flow"
}