Add release mechanism

Author: rwinch

.github/workflows/release.yml

@@ -0,0 +1,26 @@
+on:
+  push:
+    branches-ignore:
+      - '*'
+    tags:
+      - 'v*'
+  workflow_dispatch:
+env:
+  GH_TOKEN_DISPATCH: ${{ secrets.GH_TOKEN_DISPATCH }}
+
+jobs:
+  tagged-release:
+    name: "Tagged Release"
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - name: Use Node.js 14.17.0
+        uses: actions/setup-node@v1
+      - name: Build
+        run: ${GITHUB_WORKSPACE}/.github/actions/build.sh
+      - uses: "marvinpinto/action-automatic-releases@v1.2.1"
+        with:
+          repo_token: "${{ secrets.GITHUB_TOKEN }}"
+          prerelease: false
+          files: |
+            build/*.zip