Adding an initial GitHub Action workflow.

Author: adrianwebb

.github/workflows/deploy.yml

@@ -0,0 +1,34 @@
+name: Deploy Nexical Core CLI Framework
+
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  deploy:
+    runs-on: ubuntu-latest
+    name: Build & Publish
+    steps:
+      - name: Checkout Repo
+        uses: actions/checkout@v4
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: 22
+          registry-url: 'https://registry.npmjs.org'
+
+      - name: Install Dependencies
+        run: npm ci
+
+      - name: Build
+        run: npm run build
+
+      - name: Test
+        run: npm run test
+
+      - name: Publish to NPM
+        run: npm publish --access public
+        env:
+          NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}