Add github workflow

Author: TheZoker

.github/workflows/main.yml

@@ -0,0 +1,14 @@
+name: Build & Test
+on: push
+
+jobs:
+  main:
+    name: Main
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@master
+      - uses: actions/setup-node@v1
+        with:
+          node-version: '10.x'
+      - run: npm ci
+      - run: npm run test-cypress