Completed the api through the use of DTO's

Dockerfile

@@ -0,0 +1,21 @@
+# -------- Build stage --------
+FROM maven:3.9.6-eclipse-temurin-21 AS build
+
+WORKDIR /app
+
+COPY pom.xml .
+RUN mvn -B dependency:go-offline
+
+COPY src ./src
+RUN mvn -B clean package -DskipTests
+
+# -------- Runtime stage --------
+FROM eclipse-temurin:21-jre
+
+WORKDIR /app
+
+COPY --from=build /app/target/*.jar app.jar
+
+EXPOSE 9010
+
+ENTRYPOINT ["java", "-jar", "app.jar"]