add workflow to publish to npm

.github/workflows/publish.yml

@@ -0,0 +1,29 @@
+name: Publish to NPM
+on:
+  push:
+    branches:
+      - main
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        node-version: [20]
+    steps:
+      - uses: actions/checkout@v3
+      - uses: pnpm/action-setup@v2
+        with:
+          version: 8
+      - name: Use Node.js ${{ matrix.node-version }}
+        uses: actions/setup-node@v3
+        with:
+          node-version: ${{ matrix.node-version }}
+          cache: 'pnpm'
+      - name: Install dependencies
+        run: pnpm install
+      - name: Build lib
+        run: pnpm run build
+      - name: Publish package on NPM 📦
+        run: npm publish
+        env:
+          NODE_AUTH_TOKEN: ${{ secrets.NPM_PUBLISH_TOKEN }}

package.json

@@ -1,5 +1,5 @@
 {
-  "name": "bundlers",
+  "name": "@ershisan99/lib-demo",
   "private": true,
   "version": "0.0.0",
   "main": "./dist/index.js",