add readme and github actions

.github/publish.yml

@@ -0,0 +1,29 @@
+name: Publish
+
+on:
+  push:
+    branches:
+      - master
+
+jobs:
+  publish:
+    runs-on: ubuntu-latest
+    environment:
+      name: npm
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v3
+      
+      - name: Install Node.js
+        uses: actions/setup-node@v3
+        with:
+          node-version: 18
+          registry-url: 'https://registry.npmjs.org'
+   
+      - name: Install packages
+        run: npm ci
+
+      - name: Publish
+        run: npm publish --access public
+        env:
+          NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}