Add nextjs build ci (#42)

* ci: add web build to CI

* chore: Set up web build CI

* chore: Fix version of node

* fix: Remove direct references to window

* ci: Upgrade packages

.github/workflows/web-build.yml

@@ -0,0 +1,32 @@
+name: Web Build
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+    branches:
+      - main
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+    - name: Checkout repository
+      uses: actions/checkout@v2
+
+    - name: Set up Node.js
+      uses: actions/setup-node@v2
+      with:
+        node-version: '18'
+
+    # Change directory to motifstudio-web
+
+    - name: Install dependencies
+      run: npm install
+      working-directory: motifstudio-web
+
+    - name: Build Next.js application
+      run: npm run build
+      working-directory: motifstudio-web