got native cpp extension to work

Editor/gdexample.gdextension

@@ -0,0 +1,12 @@
+[configuration]
+
+entry_symbol = "example_library_init"
+
+[libraries]
+
+linux.64.debug = "bin/libgdexample.linux.debug.64.so"
+linux.64.release = "bin/libgdexample.linux.release.64.so"
+windows.64.debug = "bin/libgdexample.windows.debug.64.dll"
+windows.64.release = "bin/libgdexample.windows.release.64.dll"
+macos.debug = "bin/libgdexample.debug.framework"
+macos.release = "bin/libgdexample.release.framework"

Editor/main.tscn

@@ -1,3 +1,14 @@
-[gd_scene format=3 uid="uid://bqqewt05ne1ad"]
+[gd_scene load_steps=2 format=3 uid="uid://bqqewt05ne1ad"]
+
+[ext_resource type="Texture2D" uid="uid://cnv7sgufjc3fk" path="res://icon.png" id="1_tqon5"]
 
 [node name="main" type="Node"]
+
+[node name="GDExample" type="GDExample" parent="."]
+position = Vector2(7.83596, 18.1283)
+texture = ExtResource( "1_tqon5" )
+
+[node name="Sprite2D" type="Sprite2D" parent="."]
+modulate = Color(1, 0.309804, 0.580392, 1)
+position = Vector2(214, 2)
+texture = ExtResource( "1_tqon5" )

Editor/project.godot

@@ -11,5 +11,10 @@ config_version=5
 [application]
 
 config/name="SymbolEngine"
+run/main_scene="res://main.tscn"
 config/icon="res://icon.png"
 config/features=PackedStringArray("4.0", "Vulkan Clustered")
+
+[native_extensions]
+
+paths=["res://../Source/gdexample.gdextension"]