Dungeon instances sometimes get stuck with zero players

[4Ply]

db.instances.find({ activePlayers: { $gte: 1 } })
[
  {
    _id: ObjectId('6679c1c3d4679b0051c70514'),
    name: 'd097',
    ip: '10.151.0.137',
    activePlayers: 1,
    state: 'available',
    requiresRebuild: false,
    healthySince: ISODate('2024-06-28T18:59:43.288Z'),
    unhealthySince: null,
    createdAt: ISODate('2024-06-24T18:58:11.865Z'),
    updatedAt: ISODate('2024-06-29T15:24:35.171Z'),
    __v: 0,
    inUseDate: ISODate('2024-06-24T18:58:26.849Z'),
    reservedBy: null,
    reservedDate: ISODate('2024-06-29T15:19:35.104Z')
  },
  {
    _id: ObjectId('6679c1cad4679b0051c70597'),
    name: 'd098',
    ip: '10.151.0.132',
    activePlayers: 2,
    state: 'available',
    requiresRebuild: false,
    healthySince: ISODate('2024-06-28T18:47:52.639Z'),
    unhealthySince: null,
    createdAt: ISODate('2024-06-24T18:58:18.584Z'),
    updatedAt: ISODate('2024-06-29T15:23:05.789Z'),
    __v: 0,
    inUseDate: ISODate('2024-06-24T18:58:33.566Z'),
    reservedBy: null,
    reservedDate: ISODate('2024-06-29T15:18:05.563Z')
  }
]