config

backend/Dockerfile

@@ -1,12 +1,17 @@
-# Build stage
+# Build stage
 FROM maven:3.9.9-eclipse-temurin-21 AS build
 WORKDIR /app
-COPY . .
-RUN mvn clean package -DskipTests
+COPY .mvn .mvn
+COPY mvnw .
+COPY pom.xml .
+RUN chmod +x mvnw
+RUN ./mvnw -B -q dependency:go-offline
+COPY src ./src
+RUN ./mvnw -B clean package -DskipTests
 
 # Runtime stage
-FROM eclipse-temurin:21-jdk
+FROM eclipse-temurin:21-jdk AS runtime
 WORKDIR /app
-COPY --from=build /app/target/*.jar app.jar
-EXPOSE 8080
-ENTRYPOINT ["java", "-jar", "app.jar"]
+COPY --from=build /app/target/*.jar ./app.jar
+EXPOSE 8888
+ENTRYPOINT ["sh", "-c", "java $JAVA_OPTS -jar /app/app.jar"]