Exercises for the Mastering Kotlin Refactoring workshop

• Conference Signup: refactor from mutable "bean" to algebraic data type and functions
• Boat Maintenance Log: refactor serialised classes, requiring a strategy to cope with different versions of the data
• Cycle Race Leaderboard: refactoring Kotlin code & database schema, requiring multiple expand/contract deployments to apply the change without downtime

Prerequisites

Before the workshop, install the following:

• IntelliJ
• Kotlin 1.9.2 or above