ci: 🧪 create test workflow

.github/workflows/test.yaml

@@ -0,0 +1,37 @@
+name: Test
+on:
+  push:
+    branches:
+      - "*"
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+
+      - name: Cache pnpm modules
+        id: cache-modules
+        uses: actions/cache@v2
+        with:
+          path: |
+            ~/.pnpm-store
+            **/node_modules
+          key: ${{ runner.os }}-${{ hashFiles('pnpm-lock.yaml', 'rollup.config.js') }}
+          restore-keys: |
+            ${{ runner.os }}-
+
+      - name: Setup pnpm
+        uses: pnpm/[email protected]
+        with:
+          version: latest
+          run_install: false
+
+      - name: Install Packages
+        if: steps.cache-modules.outputs.cache-hit != 'true'
+        run: pnpm install --no-frozen-lockfile
+
+      - name: Test
+        run: pnpm test