change: remove UB in core.h

engine/include/oakengine/node.h

@@ -445,6 +445,15 @@ oakengine_project_add_node(OakEngineProject *project, const char *type_id);
 OAKENGINE_API int oakengine_project_remove_node(OakEngineProject *project,
 												OakEngineNode *node);
 
+/**
+ * @brief Schedule a node for deferred deletion (QObject::deleteLater).
+ *
+ * Use this to dispose of orphaned nodes that were created but never added
+ * to a project (e.g. a sequence whose creation dialog was cancelled).
+ * The handle becomes invalid after the next event-loop iteration.
+ */
+OAKENGINE_API void oakengine_node_delete_later(OakEngineNode *node);
+
 /**
  * @brief Connect `output_node`'s output into `input_node`'s `input_id`
  * (undoable, olive::NodeEdgeAddCommand).

engine/src/capi/node.cpp

@@ -1286,6 +1286,13 @@ int oakengine_project_remove_node(OakEngineProject *project,
 	return OAKENGINE_OK;
 }
 
+void oakengine_node_delete_later(OakEngineNode *node)
+{
+	if (olive::Node *n = impl(node)) {
+		n->deleteLater();
+	}
+}
+
 int oakengine_node_connect(OakEngineNode *output_node,
 						   OakEngineNode *input_node, const char *input_id)
 {

engine/tests/gtest_main.cpp

@@ -0,0 +1,35 @@
+/***
+
+  Oak - Non-Linear Video Editor
+  Copyright (C) 2026 Oak Team
+
+  This program is free software: you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published by
+  the Free Software Foundation, either version 3 of the License, or
+  (at your option) any later version.
+
+  This program is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+***/
+
+// Shared entry point for the liboakengine facade GTest binaries.
+//
+// Unlike the Qt-based olive-gtest harness, these facade tests manage their own
+// oakengine_init()/oakengine_shutdown() lifecycle inside each TEST (their init
+// flags differ -- headless vs. render vs. lifecycle probing -- so a single
+// shared fixture is not possible). This main therefore only bootstraps Google
+// Test; no global engine state is created here.
+
+#include <gtest/gtest.h>
+
+int main(int argc, char **argv)
+{
+	::testing::InitGoogleTest(&argc, argv);
+	return RUN_ALL_TESTS();
+}