# Use the official maven/Java 17 image to create a build artifact.
# https://hub.docker.com/_/maven
FROM maven:3.9.1-eclipse-temurin-17 AS build

# Set the working directory in the image to /app
WORKDIR /app

# Copy the pom.xml file into the current directory (/app) in the image
COPY pom.xml .

# Download all required dependencies into one layer
RUN mvn -B dependency:go-offline

# Copy the rest of the application source code
COPY src /app/src

# Build the application
RUN mvn -B package -DskipTests

# Use OpenJDK 17 for the runtime stage of the Dockerfile
FROM openjdk:17-jdk-slim

# Copy the jar file from the build stage
COPY --from=build /app/target/easydrop-1.1.0-beta.jar /easydrop.jar

# Execute the application when the docker container starts.
ENTRYPOINT ["java", "-jar", "/easydrop.jar"]