chore: add CI, pre-commit, dependabot, and codeql workflows for automated code quality and security checks

.github/workflows/codeql.yml

@@ -0,0 +1,34 @@
+name: CodeQL Analysis
+
+on:
+  push:
+    branches: [ main, develop ]
+  pull_request:
+    branches: [ main ]
+  schedule:
+    - cron: '0 0 * * 1'  # Weekly on Monday
+
+jobs:
+  analyze:
+    name: CodeQL Security Analysis
+    runs-on: ubuntu-latest
+    permissions:
+      actions: read
+      contents: read
+      security-events: write
+
+    steps:
+    - name: Checkout repository
+      uses: actions/checkout@v4
+
+    - name: Initialize CodeQL
+      uses: github/codeql-action/init@v3
+      with:
+        languages: python
+
+    - name: Autobuild
+      uses: github/codeql-action/autobuild@v3
+
+    - name: Perform CodeQL Analysis
+      uses: github/codeql-action/analyze@v3
+