gitlabs ci for jib image to ecr

.gitlab-ci.yml

cache:
  key: mavencache
  paths:
    - ./.m2/repository
services:
  - docker:dind

variables:
  # Instruct Testcontainers to use the daemon of DinD.
  DOCKER_HOST: "tcp://docker:2375"
  # Instruct Docker not to start over TLS.
  DOCKER_TLS_CERTDIR: ""
  # Improve performance with overlayfs.
  DOCKER_DRIVER: overlay2
  AWS_ACCESS_KEY_ID: $AWS_ACCESS_KEY_ID
  AWS_SECRET_ACCESS_KEY: $AWS_SECRET_ACCESS_KEY
  AWS_DEFAULT_REGION: $AWS_DEFAULT_REGION
  AWS_ECR: "<ecr-account>.dkr.ecr.us-east-1.amazonaws.com/repo-name"
  MAVEN_OPTS: "-Djava.awt.headless=true -Dmaven.repo.local=./.m2/repository"
  MAVEN_CLI_OPTS: "--batch-mode --errors --fail-at-end --show-version"


stages:
  - login
  - package
aws:
  image: 
    name: amazon/aws-cli
    entrypoint: [""]
  stage: login
  script: 
    - aws ecr get-login-password --region $AWS_DEFAULT_REGION >> password.txt
  artifacts:
    paths:
    - password.txt
package:
  needs:
    - job: aws
      artifacts: true
  image: adoptopenjdk/maven-openjdk11
  stage: package
  script:
    - mvn compile $MAVEN_CLI_OPTS jib:build -Djib.to.image=$AWS_ECR:latest -Djib.to.auth.username=AWS -Djib.to.auth.password=$(cat password.txt)