Kotlin

Manages stacked PRs and splits multi-part work into reviewable branches with gh-stack. Use for stack creation, viewing, edits, push, submit, sync, rebase, merge, or checkout; when asked to split or isolate work for review; whenever a user mentions a stack,…

Modify, build, publish, and verify the Kotlin/Native shim artifacts (gRPC shim and protobuf shim) in native-deps/shims/. Use this skill whenever the user wants to change shim C/C++ source code, update shim headers or .def files, bump a shim upstream version,…

Autonomously fix a YouTrack issue end-to-end: from ticket pickup through code fix, tests, PR creation, CI validation, and reviewer assignment.

Determine which LOCAL verification checks to run for kotlinx-rpc changes and execute them on the developer's machine. TeamCity builds and GitHub Actions workflows are out of scope -- this skill covers only what can and should be run locally before pushing.…

Verify that the kotlinx-rpc compiler plugin compiles successfully against multiple Kotlin compiler versions, and fix any incompatibilities found. Use this skill whenever the user wants to check compiler plugin compatibility across Kotlin versions, test a new…

Guides commit message writing for the kotlinx-rpc project. Use this skill whenever committing code, writing commit messages, or when the user asks about commit conventions. Also use it when reviewing PRs for commit message quality. Triggers on: /commit,…

Query and analyze kotlinx-rpc build scans, test results, and failure patterns from the Develocity server (ge.jetbrains.com) using MCP tools. Use this skill whenever the user wants to look at build scans, investigate CI failures across builds, check build…

File YouTrack issues for the kotlinx-rpc project (KRPC). Use this skill whenever the user wants to create a bug report, feature request, task, or any issue in YouTrack for kotlinx-rpc. Also use it when the user mentions filing a ticket, reporting a bug,…

Load when porting, converting, or reimplementing a single Gradle plugin as a Kotlin Toolchain local plugin, or when mapping Gradle plugin concepts (Task, Extension, project.version, dependsOn, -P properties, afterEvaluate) to Toolchain analogs. Skip for…

Load when migrating or converting an entire Gradle Kotlin project (build.gradle(.kts), wrapper, libs.versions.toml, buildSrc) to the Kotlin Toolchain, including rewriting CI and replacing Gradle plugins that have no native Toolchain equivalent. Skip for…

Load when authoring, writing, or designing a Kotlin Toolchain local plugin to extend the declarative build with code generation, build-time processing, custom verification, or packaging that module.yaml cannot express, or when referencing @TaskAction,…

Load when building, running, testing, packaging, linting, or configuring a Kotlin/Java project with the Kotlin Toolchain (JetBrains' unified CLI, formerly Amper), when scaffolding a new or greenfield Kotlin project, or when the repo has project.yaml,…

Diagnoses and fixes slow Kotlin/Native compilation and linking in Kotlin Multiplatform projects that target iOS. Use when the user reports slow iOS or shared-framework builds, long linkDebug*/linkRelease* or XCFramework tasks, cold CI builds that re-download…

Model Kotlin persistence code correctly for Spring Data JPA and Hibernate. Covers entity design, identity and equality, uniqueness constraints, relationships, fetch plans, and common ORM (Object-Relational Mapping) traps specific to Kotlin. Use when creating…

Migrate Kotlin (and Java) code from kotlinx.collections.immutable 0.3.x / 0.4.x to the latest 0.5.x. The 0.5.x line renames every copy-returning method on PersistentList / PersistentMap / PersistentSet / PersistentCollection to a participial form per…

Use when converting Java source files to idiomatic Kotlin, when user mentions "java to kotlin", "j2k", "convert java", "migrate java to kotlin", or when working with .java files that need to become .kt files. Handles framework-aware conversion for Spring,…

Write and edit Writerside user documentation pages for the Multik library. Covers all page types: Getting Started, User Guide, and API Reference. Handles page structure, Korro code samples, mk.tree navigation, and cross-references. Use this skill when…

Write, update, and audit KDoc documentation for the Multik library. Handles the full cycle: KDoc comments on source code, syncing with Writerside user docs in docs/topics/, and creating/updating Korro code samples.

Migrates Kotlin Multiplatform (KMP) projects to Android Gradle Plugin 9.0+. Handles plugin replacement (com.android.kotlin.multiplatform.library), module splitting, DSL migration, and the new default project structure. Use when upgrading AGP, when build fails…

Generate minimal, stable KMP test data fixtures for Swift support and Swift ↔ Kotlin E2E UI tests in IntelliJ IDEA and Android Studio.