App previews with Codemagic, but only andorid

codemagic.yaml

workflows:
  app-preview:
    name: App Preview
    # All available instance types:
    # https://docs.codemagic.io/yaml/yaml-getting-started/#instance-type 
    instance_type: mac_pro
    max_build_duration: 75
    environment:
      groups:
        - github
      flutter: v2.8.1
    when:
      # We skipping the app preview for draft pull request to save Codemagic
      # build seats.
      condition: event.pull_request.draft == false
    triggering:
      events:
        - pull_request
      # We canceling the previous build, so we save Codemagic build seats. This
      # means, if we first push commit "A" and after a few minutes commit "B" to
      # the pull request, will be the build for commit "A" canceled. 
      cancel_previous_builds: true
    scripts:
      - name: Install dependencies
        script: flutter pub get
      - name: Build APK
        script: flutter build apk --profile
    artifacts:
      - build/**/outputs/apk/**/*.apk
    publishing:
      scripts:
        - name: Authenticate GitHub CLI
          script: |
            echo $GITHUB_PAT > gh_credentials.txt
            gh auth login --with-token < gh_credentials.txt
            rm gh_credentials.txt
        - name: Post builds to GitHub PR
          script: |
            export APK_LINK=$(echo $FCI_ARTIFACT_LINKS | jq '.[1] | .url')

            export ENCODED_APK_LINK=$(jq -rn --arg x $APK_LINK '$x|@uri')

            read -r -d '' COMMENT << EOM
            ⬇️ Generated builds by [Codemagic](https://codemagic.io/app/$FCI_PROJECT_ID/build/$FCI_BUILD_ID) for commit \`$FCI_COMMIT\` ⬇️
            | Android |
            |:-:
            | ![image](https://api.qrserver.com/v1/create-qr-code/?size=150x150&data=$ENCODED_APK_LINK) <br /> [Download-Link]($(echo "$APK_LINK" | tr -d '"')) |
            EOM
            gh pr comment $FCI_PULL_REQUEST_NUMBER -b "$COMMENT"