added: player environment manager, and accompanying aline and odin changes

Assets/Scenes/SampleScene.unity

@@ -6587,6 +6587,7 @@ GameObject:
   - component: {fileID: 1992890478}
   - component: {fileID: 1992890477}
   - component: {fileID: 1992890479}
+  - component: {fileID: 1992890480}
   m_Layer: 0
   m_Name: Player
   m_TagString: Untagged
@@ -6774,8 +6775,8 @@ MonoBehaviour:
     _version: 3.31
     _category: 
     _comments: 
-    _translation: {x: -51, y: 507}
-    _zoomFactor: 0.97967756
+    _translation: {x: -229, y: 359}
+    _zoomFactor: 1
   _firstActivation: 0
   _enableAction: 0
   _disableAction: 0
@@ -6809,6 +6810,72 @@ MonoBehaviour:
   - {fileID: 1379573502}
   - {fileID: 263093399}
   lockOnDocument: {fileID: 1223043171}
+--- !u!114 &1992890480
+MonoBehaviour:
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  m_GameObject: {fileID: 1992890470}
+  m_Enabled: 1
+  m_EditorHideFlags: 0
+  m_Script: {fileID: 11500000, guid: 7a8c0593fef54844383c2f154cf8806c, type: 3}
+  m_Name: 
+  m_EditorClassIdentifier: 
+  observers:
+  - label: gamedev
+    drawLabel: 0
+    children:
+    - rid: 1192470264890523893
+    - rid: 1192470264890523894
+    labelLocationOffset: {x: 0, y: 0, z: 0}
+    labelRotationOffset: {x: 0, y: 0, z: 0}
+    active: 0
+    length: 0
+    width: 0
+    start: {x: 0, y: 0, z: 0}
+    direction: {x: 0, y: 0, z: 0}
+    useLayerMask: 0
+    ignoreMask:
+      serializedVersion: 2
+      m_Bits: 0
+  references:
+    version: 2
+    RefIds:
+    - rid: 1192470264890523893
+      type: {class: EnvironmentObserver, ns: , asm: Core}
+      data:
+        label: gamedev
+        drawLabel: 0
+        children: []
+        labelLocationOffset: {x: 0, y: 0, z: 0}
+        labelRotationOffset: {x: 0, y: 0, z: 0}
+        active: 0
+        length: 0
+        width: 0
+        start: {x: 0, y: 0, z: 0}
+        direction: {x: 0, y: 0, z: 0}
+        useLayerMask: 0
+        ignoreMask:
+          serializedVersion: 2
+          m_Bits: 0
+    - rid: 1192470264890523894
+      type: {class: EnvironmentObserver, ns: , asm: Core}
+      data:
+        label: gamedev
+        drawLabel: 0
+        children: []
+        labelLocationOffset: {x: 0, y: 0, z: 0}
+        labelRotationOffset: {x: 0, y: 0, z: 0}
+        active: 0
+        length: 0
+        width: 0
+        start: {x: 0, y: 0, z: 0}
+        direction: {x: 0, y: 0, z: 0}
+        useLayerMask: 0
+        ignoreMask:
+          serializedVersion: 2
+          m_Bits: 0
 --- !u!1 &2024357130
 GameObject:
   m_ObjectHideFlags: 0