fix(examples/nvim): fix deprecations

Author: Robzz

examples/nvim/init.lua

@@ -96,22 +96,22 @@ Response:
 
 -- The easiest way to configure the language server is to use the nvim-lspconfig plugin: https://github.com/neovim/nvim-lspconfig
 -- Use the following snippet to configure it after installing it with the plugin manager of your choice.
+-- See the nvim-lspconfig docs for the supported parameters on top of the init_options at https://github.com/neovim/nvim-lspconfig/blob/master/doc/lspconfig.txt
 require('nvim-lspconfig').lsp_ai.setup {
-  -- See the nvim-lspconfig docs for the supported parameters on top of the init_options at https://github.com/neovim/nvim-lspconfig/blob/master/doc/lspconfig.txt
-  root_dir = vim.loop.cwd(),
+  root_dir = vim.fn.getcwd(),
   init_options = lsp_ai_init_options,
 }
 
 -- Start lsp-ai or attach the active instance when opening a buffer, handled automatically when using nvim-lspconfig
 local lsp_ai_config = {
   cmd = { 'lsp-ai' },
-  root_dir = vim.loop.cwd(),
+  root_dir = vim.fn.getcwd(),
   init_options = lsp_ai_init_options,
 }
 vim.api.nvim_create_autocmd("BufEnter", {
   callback = function(args)
     local bufnr = args.buf
-    local client = vim.lsp.get_active_clients({bufnr = bufnr, name = "lsp-ai"})
+    local client = vim.lsp.get_clients({bufnr = bufnr, name = "lsp-ai"})
     if #client == 0 then
       vim.lsp.start(lsp_ai_config, {bufnr = bufnr})
     end