type User{
    id: ID!
    name: String!
    phone: String
    age: Int
}

input CreateUserInput{
    password: String!
    name: String!
    phone: String
    age: Int
}


type  Query{
    user(id: ID!): User!
    login(id: ID!,password: String!): String!
    logout(id: ID!): Boolean!
}

type Mutation{
    register(create: CraeteUserInput): User!
}