[
  {
    "_mock": true,
    "_mockReason": "Clickability audit insert (2026-07-17 user 実機 screenshot): a turn/end with no usage, no cost, no duration, no stopReason — the shape that used to produce '— · — / $? · — · —' + a stranded single-dot glyph. The fix: skip mounting the footer and glyph entirely (zero-drop rule guarantees per-field L2 reachability; the L0 footer is a gist row and gets to omit no-signal turns). Test asserts turn container renders no <footer.turn-footer> child."
  },
  {
    "type": "user/message",
    "time": 1721501500000,
    "seq": 6000,
    "data": {
      "content": [
        { "type": "text", "text": "hi" }
      ]
    }
  },
  {
    "type": "turn/start",
    "time": 1721501500010,
    "seq": 6001,
    "data": {}
  },
  {
    "type": "turn/end",
    "time": 1721501500020,
    "seq": 6002,
    "data": {}
  }
]