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/utils/Menu.tscn

@@ -0,0 +1,31 @@
+[gd_scene load_steps=2 format=3 uid="uid://da7ymbxyg7miy"]
+
+[ext_resource type="Script" path="res://scenes/utils/menu.gd" id="1_5mxqd"]
+
+[node name="Menu" type="Control"]
+layout_mode = 3
+anchors_preset = 15
+anchor_right = 1.0
+anchor_bottom = 1.0
+grow_horizontal = 2
+grow_vertical = 2
+script = ExtResource("1_5mxqd")
+
+[node name="Host" type="Button" parent="."]
+layout_mode = 0
+offset_left = 113.0
+offset_top = 66.0
+offset_right = 223.0
+offset_bottom = 141.0
+text = "Host"
+
+[node name="Join" type="Button" parent="."]
+layout_mode = 0
+offset_left = 115.0
+offset_top = 148.0
+offset_right = 224.0
+offset_bottom = 220.0
+text = "Join"
+
+[connection signal="pressed" from="Host" to="." method="_on_host_pressed"]
+[connection signal="pressed" from="Join" to="." method="_on_join_pressed"]