ports the vscode stuff from tg

code/__DEFINES/spaceman_dmm.dm

@@ -11,3 +11,8 @@
 	#define SHOULD_CALL_PARENT(X)
 	#define UNLINT(X) X
 #endif
+
+/world/proc/enable_debugger()
+    var/dll = world.GetConfig("env", "EXTOOLS_DLL")
+    if (dll)
+        call(dll, "debug_initialize")()

code/game/world.dm

@@ -7,6 +7,10 @@ GLOBAL_VAR(restart_counter)
 //This happens after the Master subsystem new(s) (it's a global datum)
 //So subsystems globals exist, but are not initialised
 /world/New()
+	var/extools = world.GetConfig("env", "EXTOOLS_DLL") || (world.system_type == MS_WINDOWS ? "./byond-extools.dll" : "./libbyond-extools.so")
+	if (fexists(extools))
+		call(extools, "maptick_initialize")()
+	enable_debugger()
 
 	log_world("World loaded at [TIME_STAMP("hh:mm:ss", FALSE)]!")