fix: address deprecations

lua/plugins/nvim-tree.lua

@@ -39,10 +39,10 @@ vim.keymap.set("n", "<leader>tt", function()
 end)
 
 ---@class nvim_tree.api.decorator.UserDecorator
-local UserDecorator = require("nvim-tree.api").decorator.UserDecorator
+local Decorator = require("nvim-tree.api").Decorator
 
 ---@class GitIgnoreDecorator: nvim_tree.api.decorator.UserDecorator
-local GitIgnoreDecorator = UserDecorator:extend()
+local GitIgnoreDecorator = Decorator:extend()
 
 function GitIgnoreDecorator:new()
     self.enabled = true
@@ -81,7 +81,7 @@ require("nvim-tree").setup({
         end
 
         local api = require("nvim-tree.api")
-        api.config.mappings.default_on_attach(bufnr)
+        api.map.on_attach.default(bufnr)
 
         vim.keymap.del("n", "D", { buffer = bufnr })
         vim.keymap.del("n", "bt", { buffer = bufnr })

lua/util.lua

@@ -205,7 +205,7 @@ function Util.format(opts)
     local new_lines =
         vim.split(output:gsub("\r\n", "\n"), "\n", { plain = true })
 
-    local diff = vim.diff(
+    local diff = vim.text.diff(
         table.concat(old_lines, "\n"),
         table.concat(new_lines, "\n"),
         { result_type = "indices", algorithm = "histogram" }