FROM node:20-alpine AS frontend-build
WORKDIR /app/frontend
COPY src/frontend/package*.json ./
RUN npm ci
COPY src/frontend/ ./
RUN npm run build

FROM maven:3.9-eclipse-temurin-23 AS backend-build
WORKDIR /app
COPY pom.xml ./
COPY src ./src
# copy frontend
COPY --from=frontend-build /app/frontend/dist ./src/main/resources/static
RUN mvn clean package -DskipTests

FROM eclipse-temurin:23-jre-alpine
WORKDIR /app
COPY --from=backend-build /app/target/*.jar app.jar
EXPOSE 8080
ENTRYPOINT ["java", "-jar", "app.jar"]