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Экосистема Kotlin-приложений — ViewModel, LiveData, Room, Navigation

Фрагмент из «Экосистема Kotlin-приложений»: ViewModel, LiveData, Room, Navigation.

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Kotlin main.kt 
@Entity(tableName = "users")
data class User(
    @PrimaryKey val id: Int,
    val name: String
)

@Dao
interface UserDao {
    @Query("SELECT * FROM users")
    fun getAll(): LiveData<List<User>>

    @Insert
    suspend fun insert(user: User)
}
@Entity(tableName = "users")
data class User(
    @PrimaryKey val id: Int,
    val name: String
)

@Dao
interface UserDao {
    @Query("SELECT * FROM users")
    fun getAll(): LiveData<List<User>>

    @Insert
    suspend fun insert(user: User)
}