add release workflow

Signed-off-by: Matthew B White <whitemat@uk.ibm.com>

.github/workflows/release-workflow.yaml

@@ -0,0 +1,23 @@
+name: Publish package to GitHub Packages
+on:
+  release:
+    types: [created]
+jobs:
+  build:
+    runs-on: ubuntu-latest 
+    permissions: 
+      contents: read
+      packages: write 
+    steps:
+      - uses: actions/checkout@v2
+      # Setup .npmrc file to publish to GitHub Packages
+      - uses: actions/setup-node@v2
+        with:
+          node-version: '16.x'
+          registry-url: 'https://npm.pkg.github.com'
+          # Defaults to the user or organization that owns the workflow file
+          scope: '@ampretia'
+      - run: npm ci
+      - run: npm publish
+        env:
+          NODE_AUTH_TOKEN: ${{ secrets.GITHUB_TOKEN }}

package.json

@@ -1,5 +1,5 @@
 {
-  "name": "dragon",
+  "name": "@ampretia/dragon",
   "version": "0.4.0",
   "description": "A tool for running sequence of larger tests",
   "main": "dist/index.js",