Updated things, following TJ Devries advent of Neovim.

after/ftplugin/gdscript.lua

@@ -2,13 +2,13 @@ local port = os.getenv('GDScript_Port') or '6005'
 local cmd = vim.lsp.rpc.connect('127.0.0.1', port)
 local pipe = '/tmp/godot.pipe' 
 
-vim.print("Hello, World from gdscript")
-
 vim.lsp.start({
   name = 'Godot',
   cmd = cmd,
-  root_dir = vim.fs.dirname(vim.fs.find({ 'project.godot', '.git' }, { upaward = true })[1]),
+  root_dir = vim.fs.dirname(vim.fs.find({ 'project.godot', '.git' }, { upward = true })[1]),
   on_attach = function(client, bufnr)
     vim.api.nvim_command('echo serverstart("' .. pipe .. '")')
   end
 })
+
+

after/ftplugin/lua.lua

@@ -0,0 +1,3 @@
+local set = vim.opt_local
+
+set.shiftwidth = 2

init.lua

@@ -1,19 +1,15 @@
-local lazypath = vim.fn.stdpath("data") .. "/lazy/lazy.nvim"
+require("config.lazy")
-if not vim.loop.fs_stat(lazypath) then
-  vim.fn.system({
-    "git",
-    "clone",
-    "--filter=blob:none",
-    "https://github.com/folke/lazy.nvim.git",
-    "--branch=stable",
-    lazypath,
-  })
-end
-vim.opt.rtp:prepend(lazypath)
 
-require("lazy").setup("plugins")
 require("mason").setup()
-require("mason-lspconfig").setup()
+require("mason-lspconfig").setup({
+	ensure_installed = {
+		"pylsp",
+		"clangd",
+		"gopls",
+		-- "dcm",
+		"ols",
+	},
+})
 
 -- My user settings:
 vim.opt.number = true
@@ -27,9 +23,14 @@ vim.opt.foldenable = false
 vim.cmd([[colorscheme everforest]])
 
 -- My custom keybinds
+-- vim.keymap.set("n", "<space><space>x", "<cmd>source %<CR>") -- Can't do this with lazy.nvim apparently
+vim.keymap.set("n", "<space>x", ":.lua<CR>")
+vim.keymap.set("v", "<space>x", ":lua<CR>")
 vim.api.nvim_set_keymap('t', '<ESC>', [[<C-\><C-n>]], {noremap = true})
 
 local lspconfig = require('lspconfig')
 lspconfig.pylsp.setup{}
 lspconfig.clangd.setup{}
 lspconfig.gopls.setup{}
+--lspconfig.dcm.setup{}
+lspconfig.ols.setup{}

lua/config/lazy.lua

@@ -0,0 +1,14 @@
+local lazypath = vim.fn.stdpath("data") .. "/lazy/lazy.nvim"
+if not vim.loop.fs_stat(lazypath) then
+  vim.fn.system({
+    "git",
+    "clone",
+    "--filter=blob:none",
+    "https://github.com/folke/lazy.nvim.git",
+    "--branch=stable",
+    lazypath,
+  })
+end
+vim.opt.rtp:prepend(lazypath)
+
+require("lazy").setup("plugins") 

lua/plugins/nvim-treesitter.lua

@@ -5,7 +5,7 @@ return {{
       local configs = require("nvim-treesitter.configs")
 
       configs.setup({
-          ensure_installed = { "c", "cpp", "lua", "vim", "vimdoc", "python", "html", "gdscript", "odin" },
+          ensure_installed = { "c", "cpp", "lua", "vim", "vimdoc", "python", "html", "gdscript", "odin" , "dart"},
           sync_install = false,
           highlight = { enable = true },
           indent = { enable = true, }, --disable = { "gdscript"} },