chore: add docker

Author: Intellicode

.github/workflows/build.yaml

@@ -34,4 +34,10 @@ jobs:
       run: mvn clean install
 
     - name: Run tests
-      run: mvn test
+      run: mvn test
+
+    - name: Package
+      run: mvn package
+
+    - name: Docker
+      run: docker build -t intellicode/kotlin-hello .

Dockerfile

@@ -0,0 +1,6 @@
+FROM amazoncorretto:23-alpine
+RUN addgroup -S spring && adduser -S spring -G spring
+USER spring:spring
+ARG JAR_FILE=target/*.jar
+COPY ${JAR_FILE} app.jar
+ENTRYPOINT ["java","-jar","/app.jar"]