ci: Setup auto-release and publish.

Author: freezy

.github/workflows/publish.yml

@@ -0,0 +1,27 @@
+name: Publish
+on:
+  repository_dispatch:
+    types: [ release-complete ]
+
+jobs:
+  publish:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - name: Publish
+        run: |
+          echo "//registry.visualpinball.org/:_authToken=${NPM_TOKEN}" > ~/.npmrc
+          npm publish
+        env:
+          NPM_TOKEN: ${{ secrets.NPM_TOKEN }}
+
+  dispatch:
+    runs-on: ubuntu-latest
+    needs: [ publish ]
+    steps:
+      - uses: peter-evans/repository-dispatch@v1
+        with:
+          token: ${{ secrets.GH_PAT }}
+          event-type: publish-complete
+          client-payload: '{"artifacts_run_id": "${{ github.run_id }}"}'
+

.github/workflows/release.yml

@@ -0,0 +1,43 @@
+name: Release
+on: [push, pull_request] 
+ 
+jobs:
+  release:
+    runs-on: ubuntu-latest
+    if: ${{ github.event_name == 'push' && github.ref == 'refs/heads/main' }}
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          fetch-depth: 0
+          lfs: true 
+      - name: Fetch next version
+        id: nextVersion
+        uses: VisualPinball/[email protected]
+        with:
+          tagPrefix: 'v'
+      - name: Bump
+        if: ${{ steps.nextVersion.outputs.isBump == 'true' }} 
+        run: |
+          npm version ${{ steps.nextVersion.outputs.nextVersion }} --no-git-tag-version    
+      - name: Commit
+        id: commit
+        if: ${{ steps.nextVersion.outputs.isBump == 'true' }} 
+        run: |
+          git config user.name "github-actions"
+          git config user.email "41898282+github-actions[bot]@users.noreply.github.com"
+          git add package.json
+          git commit -m "release: ${{ steps.nextVersion.outputs.nextTag }}."
+          git push
+          commitish=$(git rev-parse HEAD)
+          echo ::set-output name=commitish::${commitish}
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+      - name: Create Release
+        uses: actions/create-release@v1
+        with:
+          tag_name: ${{ steps.nextVersion.outputs.nextTag }}
+          release_name: ${{ steps.nextVersion.outputs.nextTag }}
+          prerelease: ${{ steps.nextVersion.outputs.isPrerelease }}
+          commitish: ${{ steps.commit.outputs.commitish }}
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}