====== MilestoneEntity ======
[[ru:dsp:airlay:backend|Backend]]  

**Структура MilestoneEntity:**
    "_id" : ObjectId,
    "name" : string,
    "description" : string,
    "startDate" : int|null,
    "endDate" : int|null,
    "issues" : ObjectId[],
    "status" : string ("open" | "closed"),
    "progress" : float (1 - 100),
    "organizationId" : ObjectId