Improve documentation and update examples

[f3l1x]

• Reorganize structure with clear sections and table of contents
• Add detailed configuration options table
• Document all event listener formats with examples
• Add events section with creating and dispatching events
• Document stoppable events interface
• Expand lazy-loading explanation with benefits
• Add Tracy debug panel documentation
• Add PSR-3 logging documentation with example implementation
• Add testing section with PHPUnit and Nette Tester examples
• Update PHP version requirement in README (8.2+ for dev)
• Follow contributte/console documentation style