Add empty HUDController, and give a reference of the player to it

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Assets/Scripts/HUDController.cs

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+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+namespace Saltosion.OneWeapon {
+    public class HUDController : MonoBehaviour {
+
+        public Player Player;
+
+        void Start() {
+
+        }
+
+        void Update() {
+
+        }
+    }
+}

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