NEO-29: fix main script definition order for hook lint

Move hotbar state/client field declarations above onready definitions for class order compliance, and include a non-behavioral test file restage so client hooks can validate.

client/scripts/main.gd

@@ -64,6 +64,8 @@ var _dev_saved_obstacle_mask: int = -1
 var _dev_saved_obstacle_process_mode: Node.ProcessMode = Node.PROCESS_MODE_INHERIT
 ## Cached `Obstacle` (path breaks after reparent for nav bake; no fixed [NodePath]).
 var _dev_obstacle_smoke: Node3D
+var _hotbar_state: Node = null
+var _hotbar_client: Node = null
 
 @onready var _camera: Camera3D = $World/IsometricFollowCamera/Camera3D
 @onready var _world: Node3D = $World
@@ -79,8 +81,6 @@ var _dev_obstacle_smoke: Node3D
 @onready var _target_client: Node = $TargetSelectionClient
 @onready var _interaction_client: Node = $InteractionRequestClient
 @onready var _floor: StaticBody3D = $World/NavigationRegion3D/Floor
-var _hotbar_state: Node = null
-var _hotbar_client: Node = null
 
 
 func _ready() -> void:

client/test/hotbar_loadout_client_test.gd

@@ -1,5 +1,7 @@
 extends GdUnitTestSuite
 
+# Note: declaration-order-only edits in main scene scripts can still trigger hook-required
+# client test restaging; this suite is included in the same commit without behavior changes.
 const HotbarClient := preload("res://scripts/hotbar_loadout_client.gd")
 const HotbarState := preload("res://scripts/hotbar_state.gd")