chore: add publish workflow for npm

Author: OVECJOE

.github/workflows/publish_npm.yml

@@ -0,0 +1,43 @@
+name: Publish to npm
+
+on:
+  release:
+    types:
+      - published
+
+jobs:
+  build-and-publish:
+    runs-on: ubuntu-latest
+
+    permissions:
+      contents: read
+      id-token: write
+
+    steps:
+      # Checkout the repository
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      # Set up Deno
+      - name: Set up Deno
+        uses: denoland/setup-deno@v2
+        with:
+          deno-version: v1.x
+
+      # Install npm
+      - name: Set up Node.js
+        uses: actions/setup-node@v3
+        with:
+          node-version: 20
+
+      # Build the npm package
+      - name: Build npm package
+        run: deno run --allow-read --allow-write --allow-net --allow-env --allow-run npm_build.ts ${{ github.event.release.tag_name }}
+
+      # Publish to npm
+      - name: Publish to npm
+        run: |
+          cd npm
+          npm publish
+        env:
+          NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}