new enemy work

objects/projectile/enemy_projectile.tscn

@@ -0,0 +1,55 @@
+[gd_scene load_steps=6 format=3 uid="uid://c030i00x5v5an"]
+
+[ext_resource type="Texture2D" uid="uid://bjf5qye1b63mr" path="res://assets/graphics/shot.png" id="1_0qrq8"]
+[ext_resource type="Script" uid="uid://dgkxxvgayfuhl" path="res://objects/projectile/enemy_projectile.gd" id="1_x3qif"]
+
+[sub_resource type="Animation" id="Animation_x3qif"]
+resource_name = "ani"
+length = 0.2
+loop_mode = 1
+step = 0.0333333
+tracks/0/type = "value"
+tracks/0/imported = false
+tracks/0/enabled = true
+tracks/0/path = NodePath("Sprite2D:rotation")
+tracks/0/interp = 1
+tracks/0/loop_wrap = true
+tracks/0/keys = {
+"times": PackedFloat32Array(0, 0.2),
+"transitions": PackedFloat32Array(1, 1),
+"update": 0,
+"values": [0.0, 6.28319]
+}
+
+[sub_resource type="Animation" id="Animation_w3guv"]
+length = 0.001
+tracks/0/type = "value"
+tracks/0/imported = false
+tracks/0/enabled = true
+tracks/0/path = NodePath("Sprite2D:rotation")
+tracks/0/interp = 1
+tracks/0/loop_wrap = true
+tracks/0/keys = {
+"times": PackedFloat32Array(0),
+"transitions": PackedFloat32Array(1),
+"update": 0,
+"values": [0.0]
+}
+
+[sub_resource type="AnimationLibrary" id="AnimationLibrary_o706m"]
+_data = {
+&"RESET": SubResource("Animation_w3guv"),
+&"ani": SubResource("Animation_x3qif")
+}
+
+[node name="EnemyProjectile" type="Node2D"]
+script = ExtResource("1_x3qif")
+
+[node name="Sprite2D" type="Sprite2D" parent="."]
+texture = ExtResource("1_0qrq8")
+
+[node name="AnimationPlayer" type="AnimationPlayer" parent="."]
+libraries = {
+&"": SubResource("AnimationLibrary_o706m")
+}
+autoplay = "ani"