added_new_dockerfile

Dockerfile

@@ -1,37 +1,10 @@
-#----------------------------------
-# Stage 1
-#----------------------------------
+FROM maven:3.9.6-eclipse-temurin-17-alpine AS builder #new base image added
+workdir /app
+copy . .
+run mvn clean install -DskipTests=true
+from openjdk:17-slim
+workdir /app
+COPY --from=builder /app/target/*.jar /app/app.jar
+expose 8080
+cmd ["java","-jar","/app/app.jar"]
 
-# Import docker image with maven installed
-FROM maven:3.8.3-openjdk-17 as builder 
-
-# Add maintainer, so that new user will understand who had written this Dockerfile
-MAINTAINER Madhup Pandey<madhuppandey2908@gmail.com>
-
-# Add labels to the image to filter out if we have multiple application running
-LABEL app=bankapp
-
-# Set working directory
-WORKDIR /src
-
-# Copy source code from local to container
-COPY . /src
-
-# Build application and skip test cases
-RUN mvn clean install -DskipTests=true
-
-#--------------------------------------
-# Stage 2
-#--------------------------------------
-
-# Import small size java image
-FROM openjdk:17-alpine as deployer
-
-# Copy build from stage 1 (builder)
-COPY --from=builder /src/target/*.jar /src/target/bankapp.jar
-
-# Expose application port 
-EXPOSE 8080
-
-# Start the application
-ENTRYPOINT ["java", "-jar", "/src/target/bankapp.jar"]