Fix: Dockerfile 원상복구

Dockerfile

@@ -1,17 +1,8 @@
-# Use an official Gradle image to build the backend
+# Use OpenJDK 17 image
 FROM openjdk:17
 
-# Set working directory
-WORKDIR /app
-
-# Copy and build the application
-COPY . .
-RUN gradle build -x test
-
-# Use a lightweight JRE image for runtime
-FROM openjdk:11-jre-slim
-COPY --from=build /app/build/libs/*.jar /app/app.jar
-
-EXPOSE 8080
-CMD ["java", "-jar", "-Dspring.profiles.active=prod", "/app.jar"]
+# Copy the built jar file
+COPY build/libs/*.jar app.jar
 
+# Set the entry point to run the application
+ENTRYPOINT ["java", "-jar", "-Dspring.profiles.active=prod", "/app.jar"]