add sumneko_lua lspconfig

lua/lspconfig/lua.lua

@@ -49,3 +49,27 @@ for k, lang in pairs(servers) do
         end
     }
 end
+
+-- lua lsp settings
+USER = "/home/" .. vim.fn.expand("$USER")
+
+local sumneko_root_path = USER .. "/.config/lua-language-server"
+local sumneko_binary = USER .. "/.config/lua-language-server/bin/Linux/lua-language-server"
+
+require "lspconfig".sumneko_lua.setup {
+    cmd = {sumneko_binary, "-E", sumneko_root_path .. "/main.lua"},
+    settings = {
+        Lua = {
+            runtime = {
+                version = "LuaJIT",
+                path = vim.split(package.path, ";")
+            },
+            diagnostics = {
+                globals = {"vim"}
+            },
+            workspace = {
+                library = {[vim.fn.expand("$VIMRUNTIME/lua")] = true, [vim.fn.expand("$VIMRUNTIME/lua/vim/lsp")] = true}
+            }
+        }
+    },
+}