chore(ci): add CodeQL (#82)

* add codeql

* add JavaScript scanning

* fix

* drop scope, packages read is not necessary

Author: zerosnacks

.github/workflows/codeql.yml

@@ -0,0 +1,63 @@
+name: CodeQL
+
+on:
+  push:
+    branches: ["master"]
+  pull_request:
+    branches: ["master"]
+  schedule:
+    - cron: "0 0 * * *"
+  workflow_dispatch:
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
+  cancel-in-progress: true
+
+jobs:
+  analyze:
+    name: Analyze (${{ matrix.language }})
+    runs-on: ubuntu-latest
+    permissions:
+      security-events: write
+      actions: read
+      contents: read
+
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+          - language: actions
+            build-mode: none
+          - language: javascript
+            build-mode: none
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v5
+        with:
+          persist-credentials: false
+
+      - name: Initialize CodeQL
+        uses: github/codeql-action/init@v3
+        with:
+          languages: ${{ matrix.language }}
+          build-mode: ${{ matrix.build-mode }}
+
+      - name: Setup environment (JavaScript)
+        if: matrix.language == 'javascript'
+        uses: actions/setup-node@v5
+        with:
+          node-version: 24.x
+
+      - name: Install dependencies (JavaScript)
+        if: matrix.language == 'javascript'
+        run: npm ci --ignore-scripts
+
+      - name: Build (JavaScript)
+        if: matrix.language == 'javascript'
+        run: npm run build
+
+      - name: Perform CodeQL Analysis
+        uses: github/codeql-action/analyze@v3
+        with:
+          category: "/language:${{matrix.language}}"