added moving platforms and "collectable" coins and death barrier

Assets/World/Platforms/platform.tscn

@@ -0,0 +1,17 @@
+[gd_scene load_steps=3 format=3 uid="uid://bqb3ccnlh1t0s"]
+
+[ext_resource type="Texture2D" uid="uid://c8wfwo1nixh7d" path="res://Assets/World/Grounds/Dirt.png" id="1_4guyj"]
+
+[sub_resource type="RectangleShape2D" id="RectangleShape2D_vncw8"]
+size = Vector2(452, 48)
+
+[node name="Platform" type="AnimatableBody2D"]
+
+[node name="Sprite2D" type="Sprite2D" parent="."]
+scale = Vector2(0.2, 0.2)
+texture = ExtResource("1_4guyj")
+
+[node name="CollisionShape2D" type="CollisionShape2D" parent="."]
+position = Vector2(-11, 0)
+shape = SubResource("RectangleShape2D_vncw8")
+one_way_collision = true

Assets/World/kill_zone.tscn

@@ -0,0 +1,20 @@
+[gd_scene load_steps=3 format=3 uid="uid://cyumvt28wwf28"]
+
+[ext_resource type="Script" path="res://Scripts/kill_zone.gd" id="1_vfalm"]
+
+[sub_resource type="WorldBoundaryShape2D" id="WorldBoundaryShape2D_6667c"]
+
+[node name="KillZone" type="Area2D"]
+collision_mask = 2
+script = ExtResource("1_vfalm")
+
+[node name="Timer" type="Timer" parent="."]
+wait_time = 0.6
+one_shot = true
+
+[node name="CollisionShape2D" type="CollisionShape2D" parent="."]
+shape = SubResource("WorldBoundaryShape2D_6667c")
+debug_color = Color(1, 0.012597, 0.0137024, 0.42)
+
+[connection signal="body_entered" from="." to="." method="_on_body_entered"]
+[connection signal="timeout" from="Timer" to="." method="_on_timer_timeout"]