- Move Config struct and related functions to global package
- Consolidate handler utilities into utils package
- Remove deprecated handlers and instance packages
- Add new handlers package with settings and proxy functionality
- Update config.json to include watchdog enabled flag
feat(global): add global package for shared variables and types
refactor(handlers): move handlers to dedicated package and update imports
refactor(session): extract session management to separate package
refactor(config): move config handling to dedicated package
refactor(router): update route handlers to use new package structure
refactor(main): simplify main.go by moving logic to packages