{
  "goal": "bed by midnight",
  "timezone": "Europe/Vienna",
  "learningPhase": true,
  "entries": [
    {
      "date": "2026-01-30",
      "time": "23:14",
      "activity": "nose shower (evening routine)",
      "note": "does this every evening"
    },
    {
      "date": "2026-01-30",
      "time": "23:20",
      "activity": "tinkering with HA automation",
      "note": "setting up morning briefing hook"
    },
    {
      "date": "2026-01-30",
      "time": "23:28",
      "activity": "setting up CalDAV access for me",
      "note": "still working on integrations"
    },
    {
      "date": "2026-01-30",
      "time": "23:37",
      "activity": "still working on HA morning hook",
      "note": "acknowledged wants to finish, 23 min to midnight"
    },
    {
      "date": "2026-01-30",
      "time": "23:44",
      "activity": "testing morning briefing hook",
      "note": "first test - CalDAV didn't work"
    },
    {
      "date": "2026-01-30",
      "time": "23:46",
      "activity": "testing morning briefing hook",
      "note": "second test - CalDAV worked!"
    },
    {
      "date": "2026-01-30",
      "time": "23:49",
      "activity": "starting wind-down",
      "note": "watching something, hot beverage"
    },
    {
      "date": "2026-01-31",
      "time": "01:10",
      "activity": "bedtime routine",
      "note": "brushing teeth, putting cats out"
    },
    {
      "date": "2026-01-31",
      "time": "02:15",
      "activity": "going to sleep",
      "note": "watched in bed, surfed internet"
    }
  ],
  "patterns": {
    "2026-01-30": {
      "stoppedWork": "23:49",
      "startedBedRoutine": "01:10",
      "actualBedtime": "02:15",
      "windDownDuration": "~2.5 hours",
      "goalMissedBy": "~2h 15min",
      "notes": "was tinkering with tools until late, then watched TV + internet in bed"
    }
  }
}