WIP checkpoint: Address review feedback: Implement Godot dedicated server scene + player spawning

scenes/worlds/test_level.tscn

@@ -0,0 +1,120 @@
+[gd_scene load_steps=1 format=3 uid="uid://c49a36fc7db_test_level"]
+
+[sub_resource type="BoxShape3D" id="BoxShape3D_ground"]
+size = Vector3(40, 1, 40)
+
+[sub_resource type="BoxMesh" id="BoxMesh_ground"]
+size = Vector3(40, 1, 40)
+
+[sub_resource type="BoxShape3D" id="BoxShape3D_prop1"]
+size = Vector3(2, 3, 2)
+
+[sub_resource type="BoxMesh" id="BoxMesh_prop1"]
+size = Vector3(2, 3, 2)
+
+[sub_resource type="BoxShape3D" id="BoxShape3D_prop2"]
+size = Vector3(3, 1, 3)
+
+[sub_resource type="BoxMesh" id="BoxMesh_prop2"]
+size = Vector3(3, 1, 3)
+
+[sub_resource type="CylinderShape3D" id="CylinderShape3D_prop3"]
+top_radius = 1.0
+height = 4.0
+
+[sub_resource type="CylinderMesh" id="CylinderMesh_prop3"]
+top_radius = 1.0
+bottom_radius = 1.0
+height = 4.0
+subdivisions_top_radius = 8
+
+[sub_resource type="SphereShape3D" id="SphereShape3D_prop4"]
+radius = 1.0
+
+[sub_resource type="SphereMesh" id="SphereMesh_prop4"]
+radius = 1.0
+subdivisions_ring = 12
+subdivisions_height = 12
+
+[sub_resource type="SphereShape3D" id="SphereShape3D_prop5"]
+radius = 0.5
+
+[sub_resource type="SphereMesh" id="SphereMesh_prop5"]
+radius = 0.5
+subdivisions_ring = 8
+subdivisions_height = 8
+
+[sub_resource type="Environment" id="WorldEnvironment_env"]
+background_mode = 1
+background_color = Color(0.4, 0.6, 0.8, 1)
+ambient_light_source = 1
+ambient_light_energy = 0.4
+ambient_light_sky_energy = 1.0
+
+[node name="TestLevel" type="Node3D"]
+
+[node name="Ground" type="StaticBody3D" parent="."]
+position = Vector3(0, -0.5, 0)
+
+[node name="CollisionShape3D" type="CollisionShape3D" parent="Ground"]
+shape = SubResource("BoxShape3D_ground")
+
+[node name="MeshInstance3D" type="MeshInstance3D" parent="Ground"]
+mesh = SubResource("BoxMesh_ground")
+
+[node name="Props" type="Node3D" parent="."]
+
+[node name="Prop1_Box" type="StaticBody3D" parent="Props"]
+position = Vector3(8, 1.5, 8)
+
+[node name="CollisionShape3D" type="CollisionShape3D" parent="Props/Prop1_Box"]
+shape = SubResource("BoxShape3D_prop1")
+
+[node name="MeshInstance3D" type="MeshInstance3D" parent="Props/Prop1_Box"]
+mesh = SubResource("BoxMesh_prop1")
+
+[node name="Prop2_Pedestal" type="StaticBody3D" parent="Props"]
+position = Vector3(-8, 0.5, 6)
+
+[node name="CollisionShape3D" type="CollisionShape3D" parent="Props/Prop2_Pedestal"]
+shape = SubResource("BoxShape3D_prop2")
+
+[node name="MeshInstance3D" type="MeshInstance3D" parent="Props/Prop2_Pedestal"]
+mesh = SubResource("BoxMesh_prop2")
+
+[node name="Prop3_Column" type="StaticBody3D" parent="Props"]
+position = Vector3(6, 2.0, -8)
+
+[node name="CollisionShape3D" type="CollisionShape3D" parent="Props/Prop3_Column"]
+shape = SubResource("CylinderShape3D_prop3")
+
+[node name="MeshInstance3D" type="MeshInstance3D" parent="Props/Prop3_Column"]
+mesh = SubResource("CylinderMesh_prop3")
+
+[node name="Prop4_Sphere" type="StaticBody3D" parent="Props"]
+position = Vector3(-6, 1.0, -6)
+
+[node name="CollisionShape3D" type="CollisionShape3D" parent="Props/Prop4_Sphere"]
+shape = SubResource("SphereShape3D_prop4")
+
+[node name="MeshInstance3D" type="MeshInstance3D" parent="Props/Prop4_Sphere"]
+mesh = SubResource("SphereMesh_prop4")
+
+[node name="Prop5_SmallSphere" type="StaticBody3D" parent="Props"]
+position = Vector3(0, 0.5, 12)
+
+[node name="CollisionShape3D" type="CollisionShape3D" parent="Props/Prop5_SmallSphere"]
+shape = SubResource("SphereShape3D_prop5")
+
+[node name="MeshInstance3D" type="MeshInstance3D" parent="Props/Prop5_SmallSphere"]
+mesh = SubResource("SphereMesh_prop5")
+
+[node name="Sun" type="DirectionalLight3D" parent="."]
+rotation = Vector3(-0.785398, 0, 0)
+shadow_enabled = true
+
+[node name="WorldEnvironment" type="WorldEnvironment" parent="."]
+environment = SubResource("WorldEnvironment_env")
+
+[node name="PlayerSpawn" type="Marker3D" parent="."]
+position = Vector3(0, 1.5, 0)