1 rule for Kotlin
Cline rules for Kotlin: Coroutines, Null Safety and Compose. Structure, data, errors, security, performance, and tests. Kotlin 2.4 stable line, Nov 2026.
# Kotlin Cline Rules: Coroutines, Null Safety and Compose
## Install
Install the native export at `.clinerules/kotlin-rules.md` (do not also copy it to `.cline/rules/`).
Copy that export, not this catalog file. Catalog fields such as `tools` and `author` are for presets.dev.
Install one skill file per name. Cursor, GitHub Copilot, Codex, Antigravity CLI, and Devin can all read `.agents/skills`, so a second copy with the same name collides.
<!-- native:start -->
# Kotlin Cline Rules: Coroutines, Null Safety and Compose
Conditional Cline rule for Kotlin. Install it under `.clinerules/` only.
## Updated for Kotlin 2.4, Nov 2026
Do not upgrade dependencies or the framework version unless the task asks.
Stay on the Kotlin version the Gradle build uses. Kotlin 2.4.20 adds `StackTraceRecov...