feat: implement ignore patterns and extension filters in CodexLens

- Added tests to ensure loading of ignore patterns and extension filters from settings.
- Implemented functionality to respect ignore patterns and extension filters during file indexing.
- Created integration tests for CodexLens ignore-pattern configuration routes.
- Added a new AdvancedTab component with tests for managing ignore patterns and extension filters.
- Established a comprehensive branding naming system for the Maestro project, including guidelines for package names, CLI commands, and directory structure.

ccw/undefined/settings.json

@@ -0,0 +1,10 @@
+{
+  "ignore_patterns": [
+    "dist",
+    "frontend/dist"
+  ],
+  "extension_filters": [
+    "*.min.js",
+    "frontend/skip.ts"
+  ]
+}