feat: add test cosmos

.github/workflows/test-cosmos.yml

@@ -0,0 +1,34 @@
+name: Run Tests for Core
+on: pull_request
+
+jobs:
+  test-core:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        node-version: ["18.x"]
+    steps:
+      - name: Setup Node
+        uses: actions/setup-node@v4
+        with:
+          node-version: ${{ matrix.node-version }}
+
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Cache node_modules
+        uses: actions/cache@v3
+        with:
+          path: node_modules
+          key: ${{ runner.os }}-node-${{ hashFiles('package-lock.json') }}
+
+      - name: Install dependencies
+        run: npm ci
+
+      - name: Build
+        run: npm run build:core && npm run build:cosmos
+
+      - name: Test
+        timeout-minutes: 15
+        run: |
+          npm run test:cosmos