Move lsp config to local file structure

.config/nvim/lsp/harper_ls.lua

@@ -0,0 +1,52 @@
+---@brief
+---
+--- https://github.com/automattic/harper
+---
+--- The language server for Harper, the slim, clean language checker for developers.
+---
+--- See our [documentation](https://writewithharper.com/docs/integrations/neovim) for more information on settings.
+---
+--- In short, they should look something like this:
+--- ```lua
+--- vim.lsp.config('harper_ls', {
+---   settings = {
+---     ["harper-ls"] = {
+---       userDictPath = "~/dict.txt"
+---     }
+---   },
+--- })
+--- ```
+
+---@type vim.lsp.Config
+return {
+  cmd = { 'harper-ls', '--stdio' },
+  filetypes = {
+    'asciidoc',
+    'c',
+    'cpp',
+    'cs',
+    'gitcommit',
+    'go',
+    'html',
+    'java',
+    'javascript',
+    'lua',
+    'markdown',
+    'nix',
+    'python',
+    'ruby',
+    'rust',
+    'swift',
+    'toml',
+    'typescript',
+    'typescriptreact',
+    'haskell',
+    'cmake',
+    'typst',
+    'php',
+    'dart',
+    'clojure',
+    'sh',
+  },
+  root_markers = { '.harper-dictionary.txt', '.git' },
+}