Init the godot project

- Add a first-view controller and a bunch of things
- First shooting implementation
- Remove heavy models and clean the project up

scenes/weapon/bullet.gd

@@ -0,0 +1,27 @@
+extends Node3D
+
+const SPEED = 100
+
+@onready var mesh = $MeshInstance3D
+@onready var ray = $RayCast3D
+@onready var particles = $GPUParticles3D
+
+# Called when the node enters the scene tree for the first time.
+func _ready() -> void:
+	pass # Replace with function body.
+
+
+# Called every frame. 'delta' is the elapsed time since the previous frame.
+func _process(delta):
+	position += transform.basis * Vector3(0, 0, 	SPEED) * delta
+	ray.collision_mask = 1
+	ray.enabled = 1
+	if ray.is_colliding():
+		mesh.visible = false
+		particles.emitting = true
+		await get_tree().create_timer(1.0).timeout
+		queue_free()
+
+
+func _on_timer_timeout():
+	queue_free()