add descriptions to some keymaps

after/plugin/filetree.lua

@@ -1,4 +1,8 @@
--- Keymaps
+vim.keymap.set('n', '<leader>ef',
-
+    ':Neotree source=filesystem reveal=true toggle<cr>',
-vim.keymap.set('n', '<leader>ef', ':Neotree source=filesystem reveal=true toggle<cr>')
+    { desc = '[E]xplore [F]iles (tree)' }
-vim.keymap.set('n', '<leader>eb', ':Neotree source=buffers reveal=true toggle<cr>')
+)
+vim.keymap.set('n', '<leader>eb',
+    ':Neotree source=buffers reveal=true toggle<cr>',
+    { desc = '[E]xplore [B]uffers (tree)' }
+)

after/plugin/remap.lua

@@ -24,7 +24,8 @@ vim.keymap.set({ "n", "v" }, "<leader>d", [["_d]])
 vim.keymap.set("i", "<C-c>", "<Esc>")
 
 -- vim.keymap.set("n", "Q", "<nop>")
-vim.keymap.set("n", "<leader>f", vim.lsp.buf.format)
+vim.keymap.set("n", "<leader>f", vim.lsp.buf.format,
+    { desc = "LSP: format buffer" })
 
 vim.keymap.set("n", "<C-k>", "<cmd>cnext<CR>zz")
 vim.keymap.set("n", "<C-j>", "<cmd>cprev<CR>zz")

after/plugin/undotree.lua

@@ -1 +1,2 @@
-vim.keymap.set("n", "<leader>u", vim.cmd.UndotreeToggle)
+vim.keymap.set("n", "<leader>u", vim.cmd.UndotreeToggle,
+    { desc = "Toggle Undotree" })