Move lsp config to local file structure

.config/nvim/lsp/lsp_ai.lua

@@ -0,0 +1,24 @@
+---@brief
+---
+--- https://github.com/SilasMarvin/lsp-ai
+---
+--- LSP-AI is an open source language server that serves as a backend for AI-powered functionality in your favorite code
+--- editors. It offers features like in-editor chatting with LLMs and code completions.
+---
+---
+--- You will need to provide configuration for the inference backends and models you want to use, as well as configure
+--- completion/code actions. See the [wiki docs](https://github.com/SilasMarvin/lsp-ai/wiki/Configuration) and
+--- [examples](https://github.com/SilasMarvin/lsp-ai/blob/main/examples/nvim) for more information.
+
+---@type vim.lsp.Config
+return {
+  cmd = { 'lsp-ai' },
+  filetypes = {},
+  root_dir = nil,
+  init_options = {
+    memory = {
+      file_store = vim.empty_dict(),
+    },
+    models = vim.empty_dict(),
+  },
+}