Add a CI Workflow (#8)

Author: jameskerr

.github/workflows/ci.yml

@@ -0,0 +1,35 @@
+name: CI
+
+concurrency: ${{ github.workflow }}
+
+on:
+  pull_request:
+  push:
+    branches:
+      - main
+  workflow_dispatch:
+
+jobs:
+  test:
+    name: Test the build
+    runs-on: ubuntu-22.04
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Setup Go
+        uses: actions/setup-go@v5
+        with:
+          go-version-file: go.mod
+
+      - name: Setup Node
+        uses: actions/setup-node@v3
+        with:
+          node-version-file: .node-version
+          cache: yarn
+
+      - name: Install JS dependencies
+        run: yarn
+
+      - name: Test
+        run: yarn test