From 4dde03c6c2829d23793b2ddba4bc21f50891696c Mon Sep 17 00:00:00 2001
From: Hemanth <81347482+HemanthGangula@users.noreply.github.com>
Date: Fri, 15 Mar 2024 07:25:59 +0530
Subject: [PATCH] Update Dockerfile

By separating build and runtime environments, it significantly reduces the final image size, leading to faster deployments and resource efficiency.
---
 Dockerfile | 15 ++++++++++++---
 1 file changed, 12 insertions(+), 3 deletions(-)

diff --git a/Dockerfile b/Dockerfile
index f7cd959..baa7564 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,13 @@
-FROM openjdk:8
+# Stage 1: Build the application
+FROM maven:3.8.4 AS build
+WORKDIR /app
+COPY pom.xml .
+COPY src ./src
+RUN mvn package -DskipTests
+
+# Stage 2: Package the application into a smaller image
+FROM openjdk:8-jre-slim
+WORKDIR /app
+COPY --from=build /app/target/springboot-images-new.jar .
 EXPOSE 8080
-ADD target/springboot-images-new.jar springboot-images-new.jar
-ENTRYPOINT ["java","-jar","/springboot-images-new.jar"]
\ No newline at end of file
+ENTRYPOINT ["java", "-jar", "springboot-images-new.jar"]