feat: Enhance UserScript structure and functionality

- Updated package.json to include new scripts for development, production builds, linting, formatting, and cleaning.
- Added ESLint and Prettier for code quality and formatting.
- Refactored main application class to extend EventEmitter and manage modules.
- Introduced ExampleModule to demonstrate module structure and functionality.
- Created utility classes for DOM manipulation, event handling, and persistent storage.
- Added TypeScript definitions for UserScript environment.
- Improved TypeScript configuration with stricter checks and path aliases.
- Updated Vite configuration to handle development and production builds more effectively.
- Enhanced user script header generation to support environment-specific configurations.

.gitignore

@@ -643,5 +643,23 @@ FodyWeavers.xsd
 
 # End of https://www.toptal.com/developers/gitignore/api/visualstudio,visualstudiocode,webstorm,intellij,sublimetext
 
-dist
-tools/userScriptHeader.js
+# Project specific
+dist/
+build/
+tools/userScriptHeader.js
+
+# Dependencies
+node_modules/
+
+# Environment files
+.env
+.env.local
+.env.development.local
+.env.test.local
+.env.production.local
+
+# TypeScript
+*.tsbuildinfo
+
+# Logs
+*.log