Add npm publish workflow

Author: sudharsan-selvaraj

.github/workflows/npm-publish.yml

@@ -0,0 +1,49 @@
+name: release
+on:
+  push:
+    branches:
+      - main
+    tags:
+      - '*.*.*'
+  pull_request:
+    types:
+      - labeled
+
+jobs:
+  release:
+    if: github.event.action != 'labeled'
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - name: Post bumpr status comment
+        uses: haya14busa/action-bumpr@v1
+
+      # Get tag name.
+      - id: tag
+        uses: haya14busa/action-cond@v1
+        with:
+          cond: "${{ startsWith(github.ref, 'refs/tags/') }}"
+          if_true: ${{ github.ref }}
+          if_false: ${{ steps.bumpr.outputs.next_version }}
+
+      - name: Release
+        uses: justincy/github-action-npm-release@2.0.2
+        id: release
+      - uses: actions/setup-node@v3
+        if: steps.release.outputs.released == 'true'
+        with:
+          registry-url: 'https://registry.npmjs.org'
+          node-version: 16
+      - name: Publish
+        if: steps.release.outputs.released == 'true'
+        run: echo "//registry.npmjs.org/:_authToken=${{secrets.npm_token}}" > .npmrc && npm ci && npm publish
+        env:
+          NODE_AUTH_TOKEN: ${{ secrets.npm_token }}
+
+  release-check:
+    if: github.event.action == 'labeled'
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - name: Post bumpr status comment
+        uses: haya14busa/action-bumpr@v1