Add automatic test build on PRs (#95)

Signed-off-by: Filip Dobrovolný <[email protected]>

Author: fdobrovolny

.github/workflows/build.yml

@@ -0,0 +1,28 @@
+name: Build
+on:
+  workflow_dispatch:
+  pull_request:
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout Repository
+        uses: actions/checkout@v3
+        with:
+          ref: ${{ github.head_ref }}
+      - name: Setup Node
+        uses: actions/setup-node@v3
+        with:
+          node-version: 16
+      - name: Cache dependencies
+        uses: actions/cache@v3
+        with:
+          path: ~/.npm
+          key: ${{ runner.os }}-node-${{ hashFiles('**/package-lock.json') }}
+          restore-keys: |
+            ${{ runner.os }}-node-
+      - name: Install dependencies
+        run: npm ci
+      - name: build page
+        run: npm run build