Add Dockerfile.native

Dockerfile.native

@@ -0,0 +1,15 @@
+FROM ubuntu:latest
+
+RUN apt-get update && apt-get install -y curl zip unzip zlib1g-dev g++
+RUN curl -s "https://get.sdkman.io" | bash && bash -c "source \"$HOME/.sdkman/bin/sdkman-init.sh\" && sdk install java 23.1.2.r21-nik"
+ENV JAVA_HOME /root/.sdkman/candidates/java/current
+
+WORKDIR /app
+COPY . /app
+RUN --mount=type=secret,id=application_yaml,dst=application.yaml cp application.yaml src/main/resources/application.yaml
+RUN chmod +x gradlew && ./gradlew nativeTest nativeCompile
+
+FROM alpine:latest
+RUN apk add gcompat
+COPY --from=0 /app/build/native/nativeCompile/polybacs app
+ENTRYPOINT ["./app"]

build.gradle.kts

@@ -4,8 +4,7 @@ import org.jetbrains.kotlin.gradle.tasks.KotlinCompile
 plugins {
 	id("org.springframework.boot") version "3.2.3"
 	id("io.spring.dependency-management") version "1.1.4"
-//	id("org.graalvm.buildtools.native") version "0.10.1" // Enable when bellsoft/liberica-native-image-kit-container for JDK 21 is available
-	// https://hub.docker.com/r/bellsoft/liberica-native-image-kit-container/tags?page=1&name=jdk-21
+	id("org.graalvm.buildtools.native") version "0.10.1"
 	kotlin("jvm") version "1.9.22"
 	kotlin("plugin.spring") version "1.9.22"
 }