feat: implement base player movement controller with health, audio, and UI systems

movement/player_movement_controller.gd

@@ -1173,7 +1173,6 @@ func _spawn_grenade_local(pos: Vector3, vel: Vector3, owner_id: int) -> void:
 	var g_scene = load("res://weapons/grenade_projectile.gd")
 	if not g_scene: return
 	var g = g_scene.new()
-	g.global_position = pos
 	g.velocity = vel
 	
 	var p = null
@@ -1185,6 +1184,7 @@ func _spawn_grenade_local(pos: Vector3, vel: Vector3, owner_id: int) -> void:
 			p = root.get_node("Players/" + str(owner_id))
 	g.owner_player = p
 	get_tree().current_scene.add_child(g)
+	g.global_position = pos
 
 func _on_respawn_pressed() -> void:
 	if death_screen: