Added prettier back and limited it

lua/taken/plugins/lsp/null-ls.lua

@@ -9,9 +9,29 @@ return {
         local formatting = null_ls.builtins.formatting
         local diagnostics = null_ls.builtins.diagnostics
 
+        local root_has_file = function(files)
+            return function(utils)
+                return utils.root_has_file(files)
+            end
+        end
+        local prettier_root_files = {
+            ".prettierrc",
+            ".prettierrc.json",
+            ".prettierrc.js",
+            ".prettierrc.mjs",
+            ".prettierrc.cjs",
+            "prettier.config.cjs",
+            "prettier.config.js",
+            "prettier.config.mjs",
+        }
+        local formatting_with_prettier = formatting.prettier.with({
+            condition = root_has_file(prettier_root_files),
+        })
+
         null_ls.setup({
             sources = {
                 formatting.stylua,
+                formatting.prettier.with(formatting_with_prettier),
             },
             on_attach = function(client, bufnr)
                 if client.supports_method("textDocument/formatting") then