Added GHA workflows

.github/workflows/npm_publish.yml

@@ -0,0 +1,28 @@
+name: npm publish
+on:
+  release:
+    types: [published]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+
+      - name: Install Node
+        uses: actions/setup-node@v2
+        with:
+          node-version: '14.x'
+          registry-url: 'https://registry.npmjs.org'
+
+      - name: Install Depencencies
+        run: yarn
+
+      - name: Build
+        run: yarn version
+
+      - name: Publish npm package
+        run: yarn publish
+        env:
+          NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}

.github/workflows/tests.yml

@@ -0,0 +1,34 @@
+name: Tests
+
+on:
+  push:
+    branches: [ v8.3.0 ]
+  pull_request:
+
+jobs:
+  build_and_test:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+
+      - name: Install Node
+        uses: actions/setup-node@v2
+        with:
+          node-version: '10.16.3'
+
+      - name: Install Dependencies
+        run: yarn install
+
+      - name: Build
+        run: gulp
+
+      - name: Unit Tests
+        run: gulp test:unit
+
+      - name: Browser Tests
+        run: gulp test:browser
+
+      - name: Integration Tests
+        run: gulp test:integration