my demo first config lua

lua/alpha/lsp/servers/lua_ls.lua

@@ -0,0 +1,36 @@
+local lsp_attach = require "alpha.lsp.attach"
+local lsp_flags = require "alpha.lsp.flags"
+
+return function(ops)
+  if ops.neodev == true then
+    require("neodev").setup()
+  end
+
+  return vim.tbl_extend("force", {
+    on_attach = lsp_attach,
+    flags = lsp_flags,
+    settings = {
+      Lua = {
+        runtime = {
+          version = "LuaJIT",
+        },
+        diagnostics = {
+          globals = { "vim" },
+        },
+        workspace = {
+          library = vim.api.nvim_get_runtime_file("", true),
+          checkThirdParty = false,
+        },
+        telemetry = {
+          enable = false,
+        },
+        hint = {
+          enable = true,
+        },
+        completion = {
+          callSnippet = "Replace",
+        },
+      },
+    },
+  }, ops)
+end