{
  "items": [
    {
      "id": "first_session",
      "title": "First Win",
      "description": "Finish your first full session",
      "unlocked": true,
      "unlocked_at": "2026-09-30T12:00:00Z",
      "progress": 1,
      "target": 1,
      "icon": "trophy"
    },
    {
      "id": "conclusion_first_x3",
      "title": "Conclusion First ×3",
      "description": "Lead with the conclusion 3 times",
      "unlocked": false,
      "unlocked_at": null,
      "progress": 1,
      "target": 3,
      "icon": "target"
    },
    {
      "id": "streak_3",
      "title": "3-Day Streak",
      "description": "Train 3 days in a row",
      "unlocked": true,
      "unlocked_at": "2026-09-30T12:00:00Z",
      "progress": 3,
      "target": 3,
      "icon": "flame"
    },
    {
      "id": "streak_7",
      "title": "7-Day Streak",
      "description": "Train 7 days in a row",
      "unlocked": true,
      "unlocked_at": "2026-09-30T12:00:00Z",
      "progress": 7,
      "target": 7,
      "icon": "flame"
    },
    {
      "id": "sessions_10",
      "title": "10 Sessions",
      "description": "Complete 10 sessions",
      "unlocked": true,
      "unlocked_at": "2026-09-30T12:00:00Z",
      "progress": 10,
      "target": 10,
      "icon": "star"
    },
    {
      "id": "efficiency_plus_10",
      "title": "Efficiency +10",
      "description": "Raise efficiency by 10 in one session",
      "unlocked": true,
      "unlocked_at": "2026-09-30T12:00:00Z",
      "progress": 1,
      "target": 1,
      "icon": "bolt"
    },
    {
      "id": "compress_success_x5",
      "title": "Compressed ×5",
      "description": "5 shorter retells with no lost points",
      "unlocked": false,
      "unlocked_at": null,
      "progress": 4,
      "target": 5,
      "icon": "scissors"
    }
  ]
}