Major updates to the HUD and selectable objects

Assets/_Project/Scenes/Levels/Main.unity

@@ -1184,6 +1184,55 @@ BoxCollider:
   serializedVersion: 3
   m_Size: {x: 7, y: 1, z: 7}
   m_Center: {x: 0, y: 0, z: 0}
+--- !u!1 &1168515844
+GameObject:
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  serializedVersion: 6
+  m_Component:
+  - component: {fileID: 1168515846}
+  - component: {fileID: 1168515845}
+  m_Layer: 0
+  m_Name: SelectionVisualizer
+  m_TagString: Untagged
+  m_Icon: {fileID: 0}
+  m_NavMeshLayer: 0
+  m_StaticEditorFlags: 0
+  m_IsActive: 1
+--- !u!114 &1168515845
+MonoBehaviour:
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  m_GameObject: {fileID: 1168515844}
+  m_Enabled: 1
+  m_EditorHideFlags: 0
+  m_Script: {fileID: 11500000, guid: e28d10549c8d2ac4585eded3ad8d2198, type: 3}
+  m_Name: 
+  m_EditorClassIdentifier: Assembly-CSharp::TD.Gameplay.SelectionVisualizer
+  selectionRingPrefab: {fileID: 8648063358813763958, guid: 74757e379bac0e444aabab5e388e17c6, type: 3}
+  yOffset: 0.02
+  projectionLayerMask:
+    serializedVersion: 2
+    m_Bits: 960
+--- !u!4 &1168515846
+Transform:
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  m_GameObject: {fileID: 1168515844}
+  serializedVersion: 2
+  m_LocalRotation: {x: 0, y: 0, z: 0, w: 1}
+  m_LocalPosition: {x: 0, y: 0, z: 0}
+  m_LocalScale: {x: 1, y: 1, z: 1}
+  m_ConstrainProportionsScale: 0
+  m_Children: []
+  m_Father: {fileID: 0}
+  m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
 --- !u!1 &1222526236
 GameObject:
   m_ObjectHideFlags: 0
@@ -2181,3 +2230,4 @@ SceneRoots:
   - {fileID: 611926976}
   - {fileID: 1222526238}
   - {fileID: 1058315976}
+  - {fileID: 1168515846}