Add CodeQL workflow for analyzing Swift code

.github/workflows/codeql.yml

@@ -0,0 +1,48 @@
+name: "CodeQL"
+
+on:
+  push:
+    branches: ["main", publisher-production, release-*, check-codeql]
+  pull_request:
+    branches: ["main"]
+  schedule:
+    - cron: "39 3 * * 0"
+
+jobs:
+  analyze:
+    name: Analyze
+    runs-on: macos-latest
+    permissions:
+      actions: read
+      contents: read
+      security-events: write
+
+    strategy:
+      fail-fast: false
+      matrix:
+        language: ["swift"]
+
+    env:
+      SDK_REGISTRY_TOKEN: ${{ secrets.SDK_REGISTRY_TOKEN }}
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v3
+        with:
+          fetch-depth: 0
+
+      - name: Initialize CodeQL
+        uses: github/codeql-action/init@v2
+        with:
+          languages: ${{ matrix.language }}
+
+      - name: Prepare netrc
+        run: |
+          echo "machine api.mapbox.com login mapbox password $SDK_REGISTRY_TOKEN" >> ~/.netrc
+          chmod 0600 ~/.netrc
+      - name: Build
+        run: xcodebuild build -scheme MapboxMaps -destination 'generic/platform=iOS Simulator'
+      - name: Perform CodeQL Analysis
+        uses: github/codeql-action/analyze@v2
+        with:
+          category: "/language:${{matrix.language}}"