cd-features.yml

name: "CD: Publish DevContainer Feature"

on:
  push:
    tags:
      - "features/**"
  workflow_dispatch:
    inputs:
      tag:
        description: "Tag name (e.g., features/devcontainer-cli/v1.0.0)"
        required: true
        type: string

jobs:
  publish:
    runs-on: ubuntu-latest
    permissions:
      packages: write
      contents: read
    steps:
      - uses: actions/checkout@v6

      - name: Extract feature name from tag
        id: meta
        run: |
          # features/devcontainer-cli/v1.0.0 → devcontainer-cli
          TAG="${{ inputs.tag || github.ref_name }}"
          NAME=$(echo "$TAG" | cut -d'/' -f2)
          echo "name=$NAME" >> "$GITHUB_OUTPUT"

      - name: Validate feature exists
        run: |
          if [ ! -d "features/src/${{ steps.meta.outputs.name }}" ]; then
            echo "::error::Feature '${{ steps.meta.outputs.name }}' not found"
            exit 1
          fi

      - name: Prepare single feature for publish
        run: |
          mkdir -p /tmp/publish-features
          cp -r "features/src/${{ steps.meta.outputs.name }}" /tmp/publish-features/

      - name: Publish feature
        uses: devcontainers/action@v1
        with:
          publish-features: true
          base-path-to-features: /tmp/publish-features
          features-namespace: ${{ github.repository_owner }}/${{ github.event.repository.name }}-features
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}