feat: split up CI build

.github/workflows/ci-build-website.yml

@@ -0,0 +1,43 @@
+name: CI Build
+
+on: [push, pull_request]
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
+jobs:
+  build:
+    name: Build
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+
+      - name: Use node
+        uses: actions/setup-node@v3
+        with:
+          node-version: 18
+          cache: 'npm'
+
+      - name: Install Yarn
+        run: npm install --location=global yarn
+
+      - name: Use node_modules cache
+        uses: actions/cache@v3
+        with:
+          path: '**/node_modules'
+          key: ${{ runner.os }}-modules-${{ hashFiles('**/yarn.lock') }}
+
+      - name: Install dependencies
+        run: yarn
+
+      - name: Build
+        run: yarn build:website
+
+      - name: Archive build
+        uses: actions/upload-artifact@v3
+        with:
+          name: bot
+          path: dist/bot