nvim config stolen from @Lukacms

nvim/lua/lsp/sumneko_lua.lua

@@ -0,0 +1,32 @@
+local runtime_path = vim.split(package.path, ";")
+table.insert(runtime_path, "lua/?.lua")
+table.insert(runtime_path, "lua/?/init.lua")
+
+local M = {}
+
+M.setup = function(on_attach, capabilities)
+	require("lspconfig").sumneko_lua.setup({
+		capabilities = capabilities,
+		disable_formatting = true,
+		on_attach = on_attach,
+		settings = {
+			Lua = {
+				runtime = {
+					version = "LuaJIT",
+					path = runtime_path,
+				},
+				diagnostics = {
+					globals = { "vim", "use" },
+				},
+				workspace = {
+					library = vim.api.nvim_get_runtime_file("", true),
+				},
+				telemetry = {
+					enable = false,
+				},
+			},
+		},
+	})
+end
+
+return M