Swaggerで定義したAPI仕様から Retrofitで使用するinterfaceを自動生成してみる- swagger-api/swagger-parser https://github.com/swagger-api/swagger-parser - square/kotlinpoet https://github.com/square/kotlinpoet - HOW TO CREATE A GRADLE PLUGIN IN KOTLIN https://www.thedroidsonroids.com/blog/how-to-create-gradle-plugin-in-kotlin - https://github.com/horie1024/gradle-generate-data-layer-plugin
