Validated User JSON Schema for https://medium.com/p/71e0ebb840ae

user_validated.json

{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "title": "User",
  "description": "A user in the database",
  "type": "object",
  "properties": {
    "email": {
      "description": "Their email",
      "type": "string",
      "format": "email"
    },
    "username": {
      "description": "Their username",
      "type": "string",
      "minLength": 4,
      "maxLength": 32
    },
    "password": {
      "description": "Their password",
      "type": "string",
      "minLength": 16
    },
    "age": {
      "description": "Their age",
      "type": "integer",
      "minimum": 0
    }
  },
  "required": ["email", "username", "password", "age"]
}