publish.yml

name: Publish to NuGet.org

# Publishes ANcpLua.OpenTelemetry.Conventions.Nuke (formerly Nuke.OpenTelemetry.Conventions —
# renamed away from the nukebuild-reserved `Nuke.*` prefix on nuget.org).
# Pushes to https://api.nuget.org/v3/index.json using a glob-scoped API key.

on:
  release:
    types: [published]
  workflow_dispatch:
    inputs:
      version:
        description: 'Override package version (semver, e.g. 0.1.0). Leave blank to use the release tag.'
        required: false
        default: ''

permissions:
  contents: read
  id-token: write     # reserved for future NuGet provenance attestations

concurrency:
  group: publish-${{ github.ref }}
  cancel-in-progress: false

jobs:
  publish:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v6

      - uses: actions/setup-dotnet@v4
        with:
          global-json-file: global.json

      - name: Resolve package version
        shell: bash
        env:
          DISPATCH_VERSION: ${{ inputs.version }}
          EVENT_NAME: ${{ github.event_name }}
          RELEASE_TAG: ${{ github.event.release.tag_name }}
        run: |
          set -euo pipefail
          if [ "$EVENT_NAME" = "workflow_dispatch" ] && [ -n "$DISPATCH_VERSION" ]; then
            version="$DISPATCH_VERSION"
          elif [ "$EVENT_NAME" = "release" ] && [ -n "$RELEASE_TAG" ]; then
            # Strip leading 'v' from tags like 'v0.1.0' → '0.1.0'.
            version="${RELEASE_TAG#v}"
          else
            echo "::error::Cannot resolve package version (no inputs.version and no release tag)."
            exit 1
          fi
          if ! [[ "$version" =~ ^[A-Za-z0-9._+-]+$ ]]; then
            echo "::error::Invalid NuGet version: $version (must match ^[A-Za-z0-9._+-]+$)"
            exit 1
          fi
          echo "PKG_VERSION=$version" >> "$GITHUB_ENV"
          echo "Resolved version: $version"

      - name: Restore
        run: dotnet restore ANcpLua.OpenTelemetry.Conventions.Nuke.slnx

      - name: Build (Release)
        run: dotnet build ANcpLua.OpenTelemetry.Conventions.Nuke.slnx -c Release --no-restore /p:Version=$PKG_VERSION

      - name: Pack (Release)
        run: |
          dotnet pack src/ANcpLua.OpenTelemetry.Conventions.Nuke/ANcpLua.OpenTelemetry.Conventions.Nuke.csproj \
            -c Release --no-build \
            -o artifacts \
            /p:Version=$PKG_VERSION \
            /p:ContinuousIntegrationBuild=true

      - name: Push .nupkg + .snupkg to nuget.org
        env:
          NUGET_ORG_API_KEY: ${{ secrets.NUGET_ORG_API_KEY }}
        run: |
          dotnet nuget push "artifacts/*.nupkg" \
            --source https://api.nuget.org/v3/index.json \
            --api-key "$NUGET_ORG_API_KEY" \
            --skip-duplicate