merge with master

.config/nvim/after/plugin/lspconfig.rc.lua

@@ -34,6 +34,12 @@ local on_attach = function(client, bufnr)
 
   require'illuminate'.on_attach(client)
   require'virtualtypes'.on_attach()
+  require'lsp_signature'.on_attach({
+    floating_window = true,
+    floating_window_above_cur_line = false,
+    floating_window_off_x = 500,
+    floating_window_off_y = -5,
+  })
 end
 
 local signs = {