feat: Add comprehensive icon support for Spring Boot, Python, and JS frameworks

- Enhanced IGNORED config for Java/Maven/Gradle, Python venv, Node modules
- Added 50+ Spring Boot specific file icons (pom.xml, gradle, application.properties)
- Added Python project icons (requirements.txt, setup.py, Django)
- Added JS framework icons (webpack, vite, next.js configs)
- Added special folder icons for Java packages (controller, service, repository, entity)
- Removed .class from ignored extensions to show with proper icons
- Added comprehensive IDE folder support (.idea, .vscode)
- Fixed icon handling for interfaces, classes, and config files

Author: Ashjha75