chore(ci): Add build workflow

.github/workflows/build.yml

@@ -0,0 +1,21 @@
+name: Build
+
+on:
+  pull_request:
+  push:
+    branches:
+      - main
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+      - name: Install devbox
+        uses: jetify-com/devbox-install-action@a03caf5813591bc882139eba6ae947930a83a427 # v0.11.0
+        with:
+          enable-cache: 'true'
+      - name: Build
+        run: |
+          devbox run make