feat: Adds CI tests.

.github/workflows/ci.yaml

@@ -0,0 +1,22 @@
+name: CI
+
+on:
+  push:
+    branches: [main]
+  pull_request:
+  workflow_dispatch:
+
+jobs:
+  macOS:
+    name: macOS
+    runs-on: macOS-latest
+    strategy:
+      matrix:
+        xcode: ['16.2']
+        config: ['debug', 'release']
+    steps:
+      - uses: actions/checkout@v4
+      - name: Select Xcode ${{ matrix.xcode }}
+        run: sudo xcode-select -s /Applications/Xcode_${{ matrix.xcode }}.app
+      - name: Run ${{ matrix.xcode }} Tests for ${{ matrix.config }}
+        run: swift test