Config: replace smart-mode-line by simple-modeline, optimize org-ql config, add basic guile support

lisp/init-completion.el

@@ -6,10 +6,12 @@
 
 ;; eglot
 (use-package eglot
-  :hook ((python-mode . eglot-ensure))
-
+  :hook ((python-mode . eglot-ensure)
+         (scheme-mode . eglot-ensure))
   :config
-  (setq eglot-send-changes-idle-time 0.25))
+  (setq eglot-send-changes-idle-time 0.25)
+  (add-to-list 'eglot-server-programs
+               '(scheme-mode . ("guile-lsp-server"))))
 
 ;; corfu
 (use-package corfu
@@ -117,6 +119,13 @@
   (global-treesit-auto-mode)
   (setq treesit-font-lock-level 4))
 
+(use-package geiser)
+
+(use-package geiser-guile)
+
+(with-eval-after-load 'geiser
+  (setq geiser-default-implementation 'guile))
+
 (provide 'init-completion)
 
 ;;; init-completion.el ends here