FROM maven:3.9.9-eclipse-temurin-21 AS build

WORKDIR /app

COPY pom.xml .
RUN mvn -q -DskipTests dependency:go-offline

COPY src ./src
RUN mvn -q -DskipTests package

FROM eclipse-temurin:21-jre

WORKDIR /app

COPY --from=build /app/target/room-reservation-backend.jar app.jar

EXPOSE 8080

ENTRYPOINT ["java", "-jar", "/app/app.jar"]