feat(prog): Update xref keybindings for better ergonomics

configs/init-editor.el

@@ -104,7 +104,7 @@
 ;; Seleccionar por regiones (similar a mark-sexp, pero toma en cuenta hacia atrás del cursor también)
 (use-package expand-region
   :functions treesit-buffer-root-node
-  :bind ("C-=" . er/expand-region)
+  :bind ("C-," . er/expand-region)
   :config
   (defun treesit-mark-bigger-node ()
     "Use tree-sitter to mark regions."

configs/init-prog.el

@@ -27,8 +27,9 @@
 ;; Cross-referencing commands
 (use-package xref
   :autoload xref-show-definitions-completing-read
-  :bind (("M-g ." . xref-find-definitions)
-         ("M-g ," . xref-go-back))
+  :bind (("M-." . xref-find-definitions)
+         ("M-," . xref-go-back)
+         ("C-," . xref-find-references))
   :init
   ;; Use faster search tool
   (when (executable-find "rg")