Add Github Actions configuration (#81)

* Add Github Actions configuration

* Add brackets around tagify

.github/workflows/main.yml

@@ -0,0 +1,18 @@
+name: CI
+
+on:
+  push:
+    branches: [ "main" ]
+  pull_request:
+    branches: [ "main" ]
+  workflow_dispatch:
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - name: Install the testing suite
+        run: npm install cypress cypress-file-upload cypress-localstorage-commands cypress-tags typescript --save-dev
+      - name: Run the Hyvä testing suite
+        run: CYPRESS_MAGENTO2_SKIP_CHECKOUT=1 CYPRESS_MAGENTO2_SPEC_SUITE=hyva CYPRESS_MAGENTO2_BASE_URL=https://hyva-demo.elgentos.io npx cypress run