prepare for package publishing

.github/workflows/publish.yml

@@ -0,0 +1,26 @@
+name: Publish package
+on:
+  push:
+    branches: [main]
+
+jobs:
+  deploy:
+    name: Publish package
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+      - name: Setup Node.js
+        uses: actions/setup-node@v3
+        with:
+          node-version: 16.13.0
+          registry-url: https://npm.pkg.github.com/
+      - name: Install dependencies
+        run: npx ci
+      - name: Build
+        run: npm run build
+      - name: Release
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          NPM_TOKEN: ${{ secrets.NPM_TOKEN }}
+        run: npx semantic-release

.npmrc

@@ -0,0 +1,3 @@
+@rlty-live:registry=https://npm.pkg.github.com/rlty-live
+
+//npm.pkg.github.com/:_authToken=${GITHUB_TOKEN}