Add support for attaching to remote nodes in debug adapter

Author: lukaszsamson

apps/debug_adapter/lib/debug_adapter/protocol.ex

@@ -32,6 +32,12 @@ defmodule ElixirLS.DebugAdapter.Protocol do
     end
   end
 
+  defmacro attach_req(seq, args) do
+    quote do
+      request(unquote(seq), "attach", unquote(args))
+    end
+  end
+
   defmacro set_breakpoints_req(seq, source, breakpoints) do
     quote do
       request(unquote(seq), "setBreakpoints", %{