Image versioning

1.yaml

- task: Bash@3
  name: SetAppVersion
  displayName: 'Prepare version + image tags'
  inputs:
    targetType: 'inline'
    script: |
      set -euo pipefail

      # Expect appVersion like 1.0.13 (SemVer MAJOR.MINOR.PATCH)
      if [[ -z "${appVersion:-}" ]]; then
        echo "##vso[task.logissue type=error]appVersion variable is empty. Set it (e.g. via variable group, template, or file)."
        exit 1
      fi

      if [[ ! "$appVersion" =~ ^[0-9]+\.[0-9]+\.[0-9]+$ ]]; then
        echo "##vso[task.logissue type=error]appVersion '$appVersion' is not SemVer MAJOR.MINOR.PATCH (e.g. 1.0.13)."
        exit 1
      fi

      IFS='.' read -r MAJOR MINOR PATCH <<< "$appVersion"
      majorMinorTag="${MAJOR}.${MINOR}"
      ciTag="${appVersion}-${BUILD_BUILDID}"

      echo "Primary image tag      : $appVersion"
      echo "Traceability CI tag    : $ciTag"
      echo "Major tag              : $MAJOR"
      echo "Major.Minor tag        : $majorMinorTag"

      # Export variables for later tasks
      echo "##vso[task.setvariable variable=PrimaryImageTag]$appVersion"
      echo "##vso[task.setvariable variable=CiImageTag]$ciTag"
      echo "##vso[task.setvariable variable=MajorTag]$MAJOR"
      echo "##vso[task.setvariable variable=MajorMinorTag]$majorMinorTag"

      # Keep ADO build number traceable in the UI
      echo "##vso[build.updatebuildnumber]$ciTag"

Sample.yaml

- task: Docker@2
  displayName: 'Build & Push'
  inputs:
    command: buildAndPush
    repository: 'alh-hotelsloyalty-affiliationservice'
    Dockerfile: '**/Dockerfile'
    containerRegistry: '$(dockerServiceConnection)'
    tags: |
      $(PrimaryImageTag)
      $(CiImageTag)
      $(MajorMinorTag)
      $(MajorTag)
      latest