📦 Added readme for natives

Author: MrCrayfish

common/src/main/java/com/mrcrayfish/controllable/client/input/sdl2/SDL2ControllerManager.java

@@ -53,6 +53,17 @@ public class SDL2ControllerManager extends AdaptiveControllerManager
             Path sdl = natives.resolve("SDL");
             Files.createDirectories(sdl);
             SdlNativeLibraryLoader.setExtractionPath(sdl);
+
+            // Add a readme to the natives directory for users
+            Path readMeFile = natives.resolve("README.txt");
+            if(!Files.exists(readMeFile))
+            {
+                Files.writeString(readMeFile, """
+                    This directory holds the natives for Controllable, which are used to interface
+                    with game controllers and read their inputs. It is safe to delete, just make sure
+                    the game is closed as the natives may be loaded; preventing you from deleting them.
+                    If you are developing a modpack, make sure to exclude this directory.""");
+            }
         }
         catch(IOException e)
         {