feat(ci): run e2e tests on macos during ci (#4422)

.github/workflows/e2e.yml

@@ -8,8 +8,8 @@ on:
   merge_group:
 
 jobs:
-  e2e-test:
+  e2e-test-linux:
-    name: E2E Test - ${{ matrix.sandbox }}
+    name: E2E Test (Linux) - ${{ matrix.sandbox }}
     runs-on: ubuntu-latest
     strategy:
       matrix:
@@ -47,3 +47,27 @@ jobs:
         env:
           GEMINI_API_KEY: ${{ secrets.GEMINI_API_KEY }}
         run: npm run test:integration:${{ matrix.sandbox }} -- --verbose --keep-output
+
+  e2e-test-macos:
+    name: E2E Test - macOS
+    runs-on: macos-latest
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4
+
+      - name: Set up Node.js
+        uses: actions/setup-node@49933ea5288caeca8642d1e84afbd3f7d6820020 # v4
+        with:
+          node-version: 20.x
+          cache: 'npm'
+
+      - name: Install dependencies
+        run: npm ci
+
+      - name: Build project
+        run: npm run build
+
+      - name: Run E2E tests
+        env:
+          GEMINI_API_KEY: ${{ secrets.GEMINI_API_KEY }}
+        run: npm run test:e2e