add test workflow

.github/workflows/test.yml

@@ -0,0 +1,34 @@
+name: Lint Code
+on:
+  workflow_dispatch:
+  push:
+    branches: [main]
+  pull_request:
+    branches: [main]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout Site
+        uses: actions/checkout@v2
+        with:
+          repository: crystal-linux/getcryst.al
+          path: getcryst.al
+
+      - name: Checkout Self
+        uses: actions/checkout@v3
+        with:
+          path: getcryst.al/_docs
+
+      - name: Setup Node
+        uses: actions/setup-node@v3
+
+      - name: Install
+        working-directory: getcryst.al
+        run: yarn install --frozen-lockfile
+
+      - name: Test Build
+        working-directory: getcryst.al
+        run: yarn build
+