Implement interaction prompt

Scripts/setup_interaction_prompt.py

@@ -0,0 +1,24 @@
+import unreal
+
+
+def load(path):
+    asset = unreal.EditorAssetLibrary.load_asset(path)
+    if not asset:
+        raise RuntimeError(f"Could not load {path}")
+    return asset
+
+
+def main():
+    game_mode_bp = load("/Game/ThirdPerson/Blueprints/BP_ThirdPersonGameMode")
+    game_mode_cdo = unreal.get_default_object(game_mode_bp.generated_class())
+    hud_class = unreal.load_class(None, "/Script/AgrarianGame.AgrarianDebugHUD")
+    if not hud_class:
+        raise RuntimeError("Could not load /Script/AgrarianGame.AgrarianDebugHUD")
+
+    game_mode_cdo.set_editor_property("hud_class", hud_class)
+    unreal.EditorAssetLibrary.save_loaded_asset(game_mode_bp)
+
+    unreal.log("Agrarian interaction prompt setup complete.")
+
+
+main()