package Ġcom . example . data . sub way Ċ Ċ import Ġandroidx . annotation . Keep Ċ import Ġandroidx . room . Entity Ċ import Ġandroidx . room . PrimaryKey Ċ import Ġkotlinx . serialization . Serial Name Ċ import Ġkotlinx . serialization . Serializable Ċ Ċ @ Keep Ċ @ Entity ( tableName Ġ= Ġ" lines ") Ċ @ Serializable Ċ internal Ġdata Ġclass ĠLine ( ĊĠĠĠ Ġ@ Serial Name (" idx ") Ġ@ PrimaryKey Ġval Ġline Idx : ĠInt , ĊĠĠĠ Ġ@ Serial Name (" name ") Ġval Ġname : ĠString , ĊĠĠĠ Ġ@ Serial Name (" sub _ name ") Ġval Ġsub Name : ĠString , ĊĠĠĠ Ġ@ Serial Name (" color _ code ") Ġval Ġcolor Code : ĠString , Ċ )