Add NPM publish workflow

Author: Andrew-Paystack

.github/workflows/release.yml

@@ -0,0 +1,32 @@
+name: Publish Package to npmjs
+on:
+  release:
+    types: [published]
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      id-token: write
+    steps:
+      - uses: actions/checkout@v5
+      
+      - name: Setup Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: '20.x'
+          registry-url: 'https://registry.npmjs.org'
+      
+      - name: Install dependencies
+        run: npm ci
+      
+      - name: Sync version with release tag
+        # Updates package.json to the release tag version (e.g., v1.2.3)
+        run: npm version ${{ github.event.release.tag_name }} --no-git-tag-version
+
+      - name: Build package
+        run: npm run build
+
+      - name: Publish to npmjs
+        # No NODE_AUTH_TOKEN needed; setup-node handles OIDC auth
+        run: npm publish --access public

package.json

@@ -17,9 +17,7 @@
     "inspect": "set DANGEROUSLY_OMIT_AUTH=true && CLIENT_PORT=8090 SERVER_PORT=9000 npx @modelcontextprotocol/inspector npm run dev",
     "test": "mocha"
   },
-  "files": [
-    "build"
-  ],
+  "files": [ "build", "README.md" ],
   "keywords": [
     "paystack",
     "mcp",