If you want to start kotlin with SpringBoot, You can follow these steps :
//Step1: Go https://start.spring.io/
//step2 : Initilaize your project --> choose (gradle-kotlin,kotlin,springBootVersion in my case 3.3.1,rest of byDefault)
//Step3 : Add Dependencies (like : H2 Database,SpringWEB,Validation,SpringDataJPA)
//step4 : ClICK TO GENERATE -> UnZip the file and open in any IDE ( Android studio,Intellij,VSCode,etc)