added parallelization to GHA config

.github/workflows/main.yml

@@ -4,6 +4,10 @@ on: [push]
 jobs:
   install:
     runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        containers: [1, 2, 3]
     steps:
       - name: Checkout
         uses: actions/checkout@v2
@@ -17,6 +21,7 @@ jobs:
           start: yarn start
           wait-on: "http://localhost:3000"
           record: true
+          parallel: true
         env:
             COMMERCE_PROVIDER: ${{ secrets.COMMERCE_PROVIDER }}
             NEXT_PUBLIC_SHOPIFY_STOREFRONT_ACCESS_TOKEN: ${{ secrets.NEXT_PUBLIC_SHOPIFY_STOREFRONT_ACCESS_TOKEN }}