Adding codeql

Author: crimsonknave

.github/codeql/codeql-config.yaml

@@ -0,0 +1,3 @@
+paths-ignore:
+  - test
+  - vendor

.github/workflows/codeql.yaml

@@ -0,0 +1,38 @@
+name: "CodeQL"
+
+"on":
+  push:
+    branches: [ main ]
+  pull_request:
+    branches: [ main ]
+  schedule:
+    - cron: '26 20 * * 5'
+
+jobs:
+  analyze:
+    name: Analyze
+    runs-on: ubuntu-latest
+    permissions:
+      actions: read
+      contents: read
+      security-events: write
+
+    strategy:
+      fail-fast: false
+      matrix:
+        language: [ "python" ]
+
+    steps:
+    - name: Checkout repository
+      uses: actions/checkout@v4
+
+    - name: Initialize CodeQL
+      uses: github/codeql-action/init@v3
+      with:
+        languages: ${{ matrix.language }}
+        queries: security-and-quality
+        config-file: ./.github/codeql/codeql-config.yml
+        setup-python-dependencies: false
+
+    - name: Perform CodeQL Analysis
+      uses: github/codeql-action/analyze@v3