Update the package version when building the docker image

Author: mcasperson

.github/workflows/maven.yml

@@ -91,6 +91,7 @@ jobs:
       uses: docker/build-push-action@v2
       with:
         push: true
+        build-args: VERSION=0.1.${{ github.run_number }}
         tags: octopussamples/randomquotesjava:0.1.${{ github.run_number }}
 
     - name: Build Docker Package Info

Dockerfile

@@ -6,6 +6,10 @@ COPY pom.xml ./
 RUN mvn dependency:resolve
 RUN mvn dependency:tree
 
+# Update the package version
+ENV VERSION=0.0.1
+RUN mvn versions:set -DnewVersion=${VERSION}
+
 # Copy everything else and build
 COPY . ./
 RUN mvn package -DfinalName=app