refactor: Reorganize config with use-package and optimize startup hooks

- Split monolithic init-package.el into focused modules
- Convert eager `:init` blocks to lazy `:hook`
- Consolidate UI settings and defer theme loading.
- Remove duplicated config between GUI and terminal paths.

lisp/init-exwm.el

@@ -6,6 +6,7 @@
 
 (when *is-linux*
   (use-package exwm
+    :defer t
     :config
     (setq pop-up-windows nil)
     (setq exwm-workspace-number 1)
@@ -112,8 +113,9 @@
 
   (use-package desktop-environment
     :after exwm
+    :demand t
     :init
-    (desktop-environment-mode)
+    (add-hook 'exwm-wm-mode-hook 'desktop-environment-mode)
     :config
     (advice-add 'desktop-environment-screenshot :after
                 (lambda (&rest _) (message "Saved fullscreen screenshot.")))
@@ -143,20 +145,7 @@
     (with-eval-after-load 'consult
       (unless (memq 'xdg-launcher-consult-source consult-buffer-sources)
 	(setq consult-buffer-sources
-	      (append consult-buffer-sources '(xdg-launcher-consult-source))))))
-
-  (use-package debase
-    :straight
-    (debase :type git
-	    :host codeberg
-	    :repo "emacs-weirdware/debase"))
-
-  (use-package discomfort
-    :commands discomfort
-    :straight
-    (discomfort :type git
-		:host codeberg
-		:repo "emacs-weirdware/discomfort")))
+	      (append consult-buffer-sources '(xdg-launcher-consult-source)))))))
 
 (provide 'init-exwm)