ci: migrate to github-actions from travis-ci

.github/workflows/tests.yml

@@ -0,0 +1,37 @@
+name: Tests
+
+on:
+  push:
+    branches: master
+
+env:
+  CI: true
+  NODE_VERSION: 12
+
+jobs:
+  test:
+    name: Tests
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+
+      - name: Use Node.js ${{ env.NODE_VERSION }}
+        uses: actions/setup-node@v1
+        with:
+          node-version: ${{ env.NODE_VERSION }}
+
+      - run: node --version
+      - run: npm --version
+
+      - name: NPM Install
+        run: npm ci
+
+      - name: Build
+        run: npm run build
+        env:
+          NODE_ENV: production
+
+      - name: Test
+        run: npm run test

README.md

@@ -7,8 +7,8 @@
 </p>
 <p align="center">A Simple Notification Service for Angular Applications</p>
 <p align="center">
-  <a href="https://travis-ci.com/sibiraj-s/ngx-notifier">
-    <img alt="Build Status" src="https://travis-ci.com/sibiraj-s/ngx-notifier.svg?branch=master">
+  <a href="https://github.com/sibiraj-s/ngx-notifier/actions">
+    <img alt="Tests Status" src="https://github.com/sibiraj-s/ngx-notifier/workflows/Tests/badge.svg">
   </a>
   <a href="https://www.npmjs.com/package/ngx-notifier">
     <img alt="npm version" src="https://img.shields.io/npm/v/ngx-notifier.svg">