Fix xref keybinds and add LSP mode

emacs/.emacs.d/config/init-ide.el

@@ -19,9 +19,32 @@
 ;; Find definition/references
 (use-package xref
   :straight (:type built-in)
+  :config
+  (evil-collection-xref-setup)
   :general
   (normal "M-." #'xref-find-definitions)
   (normal "M-," #'xref-pop-marker-stack)
-  (normal "M-r" #'xref-find-references))
+  (normal "M-r" #'xref-find-references)
+  :custom
+  (xref-prompt-for-identifier nil))
+
+;; Full-on IDE functionality via LSP mode
+(use-package lsp-mode
+  :hook
+  (python-mode . lsp-deferred)
+  (rust-mode . lsp-deferred)
+  (go-mode . lsp-deferred)
+  (sh-mode . lsp-deferred)
+  :config
+  (add-hook 'lsp-mode-hook #'lsp-enable-which-key-integration)
+  :custom
+  (lsp-keymap-prefix "C-c l")
+  (lsp-headerline-breadcrumb-enable nil)
+  (lsp-file-watch-threshold 100000)
+  :general
+  ("C-c l" lsp-mode-map :which-key "lsp"))
+
+(use-package lsp-ui
+  :after lsp)
 
 (provide 'init-ide)