automate publishing code to npmjs

.github/workflows/build.yml

@@ -3,6 +3,7 @@ on:
   push:
     branches:
       - '**'
+
 jobs:
   build:
     name: npm test
@@ -11,15 +12,18 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        node_version: [18.x, 20.x]
+        node_version: [22.x, 20.x]
         os: [ubuntu-latest, macos-latest, windows-latest]
     steps:
       - uses: actions/checkout@v4
-      - name: Use Node.js ${{ matrix.node-version }}
+
+      - name: Use Node.js ${{ matrix.node_version }}
         uses: actions/setup-node@v4
         with:
           node-version: ${{ matrix.node_version }}
+
       - run: npm install
+
       - run: npm test
         env:
           CI: true

.github/workflows/release.yml

@@ -0,0 +1,31 @@
+name: Release to NPM
+on:
+  push:
+    tags:
+      - '[0-9]+.[0-9]+.[0-9]+' # Matches semantic version tags like 1.2.3
+
+jobs:
+  release:
+    name: Publish to NPM
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: 22.x
+          registry-url: 'https://registry.npmjs.org'
+
+      - name: Install dependencies
+        run: npm ci
+
+      - name: Run tests
+        run: npm test
+        env:
+          CI: true
+
+      - name: Publish to NPM
+        run: npm publish
+        env:
+          NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}