Merge pull request #313 from softwareconstruction240/use-multistage-b…

…uild

Fix git header issue and use smaller final build

Dockerfile

@@ -11,27 +11,31 @@ RUN apt-get update && \
    npm install -g yarn
 
 ### install frontend dependencies
-COPY ./src/main/resources/frontend/package.json ./src/main/resources/frontend/yarn.lock /app/src/main/resources/frontend/
+COPY ./src/main/resources/frontend/package.json ./src/main/resources/frontend/yarn.lock ./src/main/resources/frontend/
 
 RUN cd src/main/resources/frontend && \
    yarn
 
 ### install backend dependencies
-COPY ./pom.xml /app
+COPY ./pom.xml .
 
 RUN mvn dependency:go-offline
 
 ### build frontend
-COPY ./src/main/resources/frontend /app/src/main/resources/frontend
+COPY ./src/main/resources/frontend ./src/main/resources/frontend
 
 RUN cd src/main/resources/frontend && \
    yarn build
 
 ### build backend
-COPY . /app
+COPY ./src ./src
 
 RUN mvn clean package -DskipTests
 
+FROM maven:3.9.6-amazoncorretto-21-debian-bookworm AS runner
+
+COPY --from=builder /app/target/automatico-1.0-SNAPSHOT.jar /app/target/
+
 EXPOSE 8080
 
 CMD ["java", "-Dlog4j2.configurationFile=log4j.properties", "-Dlog4j2.debug=false", "-jar", "/app/target/automatico-1.0-SNAPSHOT.jar"]