chore: restructured project

Experiments/SpaceMove/Scripts/player_ship.gd

@@ -0,0 +1,8 @@
+extends RigidBody3D
+
+@export var _start_direction: Vector3
+@export var _start_speed: float
+
+func _ready():
+    # apply_force(_, global_position)
+    apply_central_force(_start_direction.normalized() * _start_speed)