Add bt::forever

libs/bt/include/psemek/bt/forever.hpp

@@ -0,0 +1,15 @@
+#pragma once
+
+#include <psemek/bt/success.hpp>
+#include <psemek/bt/repeat.hpp>
+
+namespace psemek::bt
+{
+
+	template <typename Tree>
+	node_ptr<Tree> forever(node_ptr<Tree> child)
+	{
+		return repeat<Tree>(success<Tree>(std::move(child)));
+	}
+
+}