feat: started work on health tracking

modules/wave_survival/health_status.h

@@ -0,0 +1,30 @@
+#ifndef HEALTH_STATUS_H
+#define HEALTH_STATUS_H
+
+#include "scene/main/node.h"
+
+class HealthStatus : public Node {
+	GDCLASS(HealthStatus, Node);
+	static void _bind_methods();
+	void ready();
+
+protected:
+	void _notification(int what);
+
+public:
+	void set_health(int health);
+	int get_health() const;
+
+	void damage(int amount);
+	void heal(int amount);
+
+private:
+	int max_health{ 1 };
+	int health{ 1 };
+
+public:
+	static String sig_death;
+	static String sig_health_changed;
+};
+
+#endif // !HEALTH_STATUS_H