On gitlab CI we have the following Docker image build (two stage) of a spring boot project
It fails downloading the dependencies, a different jar or pom every time, they are only a few kb.
Locally it runs.
Any idea what could be wrong ? Or how to debug this?
FROM maven:3.6.3 AS maven
WORKDIR /usr/src/app
COPY . /usr/src/app
RUN mvn clean package
# For Java 11,
FROM adoptopenjdk/openjdk11:alpine-jre
ARG JAR_FILE=some.jar
WORKDIR /opt/app
COPY --from=maven /usr/src/app/target/${JAR_FILE} /opt/app/
ENTRYPOINT ["java","-jar","some.jar"]
EXPOSE 8080