Skill Claude CodeCodex
Kora Kafka consumers — @KafkaListener on a @Component method (KafkaModule), commit strategies, @Json deserialization, error handling, batch. Use when consuming Kafka messages or configuring kafka.consumer.
Skill Claude CodeCodex
Kora Kafka producers — @KafkaPublisher interface (KafkaModule), typed .Topic contracts, send signatures, @Json serializers, transactional sends. Use when publishing domain events or configuring kafka.producer.
Skill Claude CodeCodex
MapStruct in Kora — an @Mapper interface is auto-discovered and its generated MapperImpl registered in the graph (no @Component). Use for DTO↔entity mapping. Java uses the MapStruct processor; Kotlin needs kapt alongside KSP.
Skill Claude CodeCodex
Generate Kora HTTP clients from an OpenAPI 3.x spec (org.openapi.generator, generatorName "kora") — typed Api + sealed ApiResponses. Use when scaffolding a contract-first client, choosing a client mode, or wiring auth interceptors.
Skill Claude CodeCodex
Generate Kora HTTP server code from an OpenAPI 3.x spec (generatorName "kora") — ApiController + ApiDelegate implemented with @Component + sealed ApiResponses. Use for a contract-first server; implement the delegate, don't hand-write a controller.
Skill Claude CodeCodex
Serve OpenAPI spec + Swagger UI/RapiDoc over the Kora HTTP server (OpenApiManagementModule), config under openapi.management. Use to expose /openapi or /swagger-ui. Not for code generation (see the openapi-generator skills).
Skill Claude CodeCodex
Kora Gradle artifacts + project generator — kora-parent BOM, annotation-processors/symbol-processors, koraBom, real module names, externally-versioned deps. Use when wiring build.gradle, choosing modules, or fixing "dependency not found"/version conflicts.
Skill Claude CodeCodex
Scaffold a new Java Kora service (Gradle) — @KoraApp root, kora-parent BOM, annotation-processors, koraBom, wrapper. Use when starting a Java project or fixing "annotation processor did not run"/"ApplicationGraph not found". For Kotlin see kora-project-setup-kotlin.
Skill Claude CodeCodex
Scaffold a new Kotlin Kora service (Gradle Kotlin DSL) — KSP symbol-processors, kora-parent BOM, koraBom, @KoraApp, wrapper. Use when starting a Kotlin project or configuring KSP. For Java see kora-project-setup-java.
Skill Claude CodeCodex
S3 object storage in Kora (AWS S3, MinIO) — declarative @S3.Client (@S3.Get/List/Put/Delete), imperative S3KoraClient, multipart uploads, key templates. Use when storing files, images, or binary data.
Skill Claude CodeCodex
SOAP clients in Kora — compile-time generated from WSDL (wsdl2java) + JAX-WS @WebService, SoapClientModule. Use when consuming an external SOAP/WSDL web service.
Skill Claude CodeCodex
Build and maintain Java/Kotlin services on the Kora Framework 1.x (ru.tinkoff.kora) — compile-time DI, zero reflection, annotation processors (Java) or KSP (Kotlin). Routes to 39 domain sub-skills. Use when the request mentions Kora, or uses Kora APIs: @KoraApp, @Component, @Module, @KoraSubmodule, @Root, @Tag…
Skill Claude CodeCodex
Teach Kora to beginners strictly from official docs/guides/examples under .kora-agent/, never inventing. Use when a user wants to learn Kora from scratch, asks for a tutorial, or needs a concept explained.
Skill Claude CodeCodex
Structured logging for Kora — SLF4J+Logback (LogbackModule), KoraAsyncAppender, StructuredArgument, Kora MDC, @Log/@Mdc. Use when wiring logback.xml, per-package log levels, or JSON logs for ELK/Datadog/Splunk.
Skill Claude CodeCodex
Kora Micrometer metrics (micrometer-module) — PrometheusMeterRegistry + MeterRegistry, custom Counter/Gauge/Timer, /metrics scrape endpoint, SLO buckets. Use when adding business metrics or tuning latency buckets.
Skill Claude CodeCodex
Kora OpenTelemetry tracing — OTLP gRPC/HTTP exporter modules, tracing.exporter config, Tracer injection, manual spans, context propagation. Use when exporting traces to Jaeger/Zipkin/Tempo or adding manual spans.
Skill Claude CodeCodex
Black-box E2E tests of a packaged Kora app via its HTTP API — AppContainer (Docker), Testcontainers on Network.SHARED, readiness gating, RestAssured/HttpClient. Use for real-artifact E2E. For in-process tests see kora-testing-junit-java.
Skill Claude CodeCodex
In-process JUnit 5 tests for Java Kora services — @KoraAppTest, @TestComponent, Mockito, config/graph modifiers, Testcontainers (test-junit5). Use when testing a Kora graph, mocking a component, or spinning up a DB/broker.
Skill Claude CodeCodex
In-process JUnit 5 tests for Kotlin Kora services — @KoraAppTest, @TestComponent, MockK, config/graph modifiers, coroutine tests, Testcontainers. Use when testing a Kotlin Kora graph. For Java see kora-testing-junit-java.