fix ctrl shell

rebar.config

@@ -2,6 +2,9 @@
 
 {project_app_dirs, ["apps/*"]}.
 
+{pre_hooks, [{compile, "make -C go_extend build"},
+             {clean, "make -C go_extend clean"}]}.
+
 {deps, [
     {poolboy, ".*", {git, "https://github.com/devinus/poolboy.git", {tag, "1.5.1"}}},
     {hackney, ".*", {git, "https://github.com/benoitc/hackney.git", {tag, "1.25.0"}}},
@@ -22,6 +25,9 @@
         {include_erts, true},
         {mode, prod},
         %{mode, prod},
+        {overlay, [
+            {copy, "go_extend/cmd/iot_ctrl/iot_ctrl", "bin/"}
+        ]},
 
         {sys_config_src, "./config/sys.config.src"},
         {vm_args_src, "./config/vm.args.src"}