feat: add npm trusted publishing workflow

Author: tonxxd

.github/workflows/npm-publish.yml

@@ -0,0 +1,39 @@
+name: Publish to npm
+
+on:
+  push:
+    tags:
+      - 'v*'
+
+permissions:
+  id-token: write  # Required for OIDC trusted publishing
+  contents: read
+
+jobs:
+  publish:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - uses: actions/setup-node@v4
+        with:
+          node-version: '20'
+          registry-url: 'https://registry.npmjs.org'
+
+      # Ensure npm 11.5.1 or later is installed for trusted publishing
+      - name: Update npm
+        run: npm install -g npm@latest
+
+      - run: npm ci
+
+      - name: Build
+        run: npm run build
+
+      - name: Run tests
+        run: npm test
+        continue-on-error: true
+
+      - name: Publish to npm
+        run: npm publish --access public --tag latest
+