With docker go to your app root directory and type
docker-compose -f src/main/docker/mysql.yml up -d
If you already have database server edit application.properties file located in src/main/resources by change DB connection properties section to your custom data.
Application will generate tables and sample data.
You can run application with Maven. To do this go to your app root directory and type
./mvnw spring-boot:run
You can run .jar file directly. To generate .jar file go to your application root directory and type
./mvnw clean
./mvnw install
Your jar file will be located in ./target directory. You can simply run him by typing
java -jar .\target\JarNameHere.jar
IDE Preparation
Application using Lombok plugin. To install it in IntelliJ press ctrl + alt + s go to plugin section search for lombok
install it and restart your IDE