ci: publish action for automatic master releases

.github/workflows/publish-dev.yml

@@ -0,0 +1,27 @@
+name: Publish dev
+on:
+  workflow_dispatch:
+  schedule:
+    - cron: '0 */12 * * *'
+jobs:
+  npm:
+    name: npm
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v2
+
+      - name: Install Node v14
+        uses: actions/setup-node@v2
+        with:
+          node-version: 14
+
+      - name: Install dependencies
+        run: npm ci
+
+      - name: Publish
+        run: |
+          npm version --git-tag-version=false $(cat package.json | grep -oP '"version": "\K[^"]+(?=")').$(git rev-parse --verify HEAD)
+          npm publish --tag dev || true
+        env:
+          NODE_AUTH_TOKEN: ${{ secrets.NPM_PUBLISH_TOKEN }}