👷 adds testing workflow for GitHub Action

.github/workflows/tests.yml

@@ -0,0 +1,27 @@
+name: Web Tests
+
+on: push
+
+env:
+  NODE_OPTIONS: --max_old_space_size=4096
+
+jobs:
+  web_test:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions/setup-node@v2
+        with:
+          node-version: "21"
+
+      - name: Restore workspace cache
+        uses: actions/cache@v3
+        with:
+          path: "**/node_modules"
+          key: ${{ runner.os }}-${{ hashFiles('**/yarn.lock') }}
+
+      - name: Install dependencies
+        run: yarn
+
+      - name: Run unit tests
+        run: yarn test