change

Dockerfile

@@ -1,4 +1,14 @@
+FROM openjdk:17-alpine AS builder
+COPY gradlew .
+COPY gradle gradle
+COPY build.gradle .
+COPY settings.gradle .
+COPY src src
+RUN chmod +x ./gradlew
+RUN ./gradlew bootJar
+
 FROM openjdk:17-alpine
-ARG JAR_FILE_PATH=*.jar
-COPY ${JAR_FILE_PATH} app.jar
-ENTRYPOINT ["java", "-jar", "app.jar"]
+COPY --from-builder build/libs/*.jar app.jar
+
+EXPOSE 8080
+ENTRYPOINT ["java", "-jar", "/app.jar"]