Update .gitlab-ci.yml file

stages:

  - build

  - run

variables:

  MAVEN_OPTS: "-Dmaven.repo.local=.m2/repository"  # Custom Maven repository location

before_script:

  - apt-get update -qy

  - apt-get install -y maven

#before_script:

#  - apt-get update -qy

#  - apt-get install -y maven

build:

  stage: build

    paths:

      - target/*.jar  # Save JAR artifacts

.post:

run:

  stage: run

  script:

    - java -jar target/*.jar  # Replace with the actual JAR file name