rnd(M03): add rendered ground query facade

src/tools/verify_renderer_internal_access.gd

@@ -5,6 +5,9 @@ extends SceneTree
 const STREAMING_WORLD_LOADER_PATH := "res://src/scenes/streaming/streaming_world_loader.gd"
 const GAMEPLAY_ROOT := "res://src/gameplay"
 const SOURCE_ROOTS: Array[String] = ["res://src", "res://addons"]
+const RENDERER_DIAGNOSTIC_PATHS: Array[String] = [
+	"res://src/tools/probe_render_terrain_height.gd",
+]
 
 
 func _initialize() -> void:
@@ -20,6 +23,8 @@ func _initialize() -> void:
 		consumer_paths_by_path[gameplay_path] = true
 	for editor_source_path in editor_source_paths:
 		consumer_paths_by_path[editor_source_path] = true
+	for renderer_diagnostic_path in RENDERER_DIAGNOSTIC_PATHS:
+		consumer_paths_by_path[renderer_diagnostic_path] = true
 
 	for consumer_path_variant in consumer_paths_by_path:
 		var consumer_path := String(consumer_path_variant)
@@ -33,10 +38,11 @@ func _initialize() -> void:
 		quit(1)
 		return
 
-	print("RENDERER_INTERNAL_ACCESS PASS private_symbols=%d gameplay=%d editor_sources=%d" % [
+	print("RENDERER_INTERNAL_ACCESS PASS private_symbols=%d gameplay=%d editor_sources=%d renderer_tools=%d" % [
 		private_renderer_symbols.size(),
 		gameplay_paths.size(),
 		editor_source_paths.size(),
+		RENDERER_DIAGNOSTIC_PATHS.size(),
 	])
 	quit(0)