Config: streamline config structure and reorganize modules

- Remove init-workspace.el and redundant UI/font/autothemer setup
- Add init-prog.el for programming language configs (treesit, lua, scheme, etc.)
- Defer org-refile loading via org-mode hook
- Adjust load order in init.el, add init-proxy
- Fix indentation and formatting issues

init.el

@@ -16,18 +16,18 @@
 (global-display-line-numbers-mode t)
 
 (require 'init-const)
+(load "init-proxy" t)
 (require 'init-startup)
 (require 'init-elpa)
 (require 'init-package)
 (require 'init-emms)
 (require 'init-org)
-(require 'init-org-refile)
+(require 'init-prog)
 (require 'init-completion)
 (require 'init-window)
 (require 'init-exwm)
 (require 'init-dired)
 (require 'init-gptel)
-(require 'init-workspace)
 (require 'init-ui)
 (require 'init-kbd-func)
 (require 'init-kbd)