SPDX license update

Canonical LGPL-3.0-only text, GPL-3.0 companion, SPDX headers on all
first-party sources, MIT for examples/. Vendored lib/ untouched.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

tests/ConcurrentCacheRace/main.cpp

@@ -1,3 +1,6 @@
+//SPDX-License-Identifier: LGPL-3.0-only
+//SPDX-FileCopyrightText: Copyright (C) 2026 Catcrafts®
+
 #include <stdlib.h>
 import std;
 import Crafter.Build;

tests/ConcurrentDependencyReset/fixture/app/main.cpp

@@ -1,3 +1,6 @@
+//SPDX-License-Identifier: LGPL-3.0-only
+//SPDX-FileCopyrightText: Copyright (C) 2026 Catcrafts®
+
 import std;
 import DepMod;
 

tests/ConcurrentDependencyReset/fixture/deplib/DepMod-impl.cpp

@@ -1,3 +1,6 @@
+//SPDX-License-Identifier: LGPL-3.0-only
+//SPDX-FileCopyrightText: Copyright (C) 2026 Catcrafts®
+
 module DepMod;
 
 // Implementation unit of the DepMod interface. Because it declares

tests/ConcurrentDependencyReset/fixture/deplib/DepMod.cppm

@@ -1,2 +1,5 @@
+//SPDX-License-Identifier: LGPL-3.0-only
+//SPDX-FileCopyrightText: Copyright (C) 2026 Catcrafts®
+
 export module DepMod;
 export int dep_value();

tests/ConcurrentDependencyReset/main.cpp

@@ -1,3 +1,6 @@
+//SPDX-License-Identifier: LGPL-3.0-only
+//SPDX-FileCopyrightText: Copyright (C) 2026 Catcrafts®
+
 import std;
 import Crafter.Build;
 namespace fs = std::filesystem;

tests/DependencyLink/fixture/main.cpp

@@ -1,3 +1,6 @@
+//SPDX-License-Identifier: LGPL-3.0-only
+//SPDX-FileCopyrightText: Copyright (C) 2026 Catcrafts®
+
 import std;
 import Calc;
 

tests/DependencyLink/fixture/mathlib/Calc.cppm

@@ -1,3 +1,6 @@
+//SPDX-License-Identifier: LGPL-3.0-only
+//SPDX-FileCopyrightText: Copyright (C) 2026 Catcrafts®
+
 export module Calc;
 import std;
 

tests/DependencyLink/main.cpp

@@ -1,3 +1,6 @@
+//SPDX-License-Identifier: LGPL-3.0-only
+//SPDX-FileCopyrightText: Copyright (C) 2026 Catcrafts®
+
 import std;
 import Crafter.Build;
 namespace fs = std::filesystem;

tests/HelloWorld/fixture/main.cpp

@@ -1,2 +1,5 @@
+//SPDX-License-Identifier: LGPL-3.0-only
+//SPDX-FileCopyrightText: Copyright (C) 2026 Catcrafts®
+
 import std;
 int main() { return 0; }

tests/HelloWorld/main.cpp

@@ -1,3 +1,6 @@
+//SPDX-License-Identifier: LGPL-3.0-only
+//SPDX-FileCopyrightText: Copyright (C) 2026 Catcrafts®
+
 import std;
 import Crafter.Build;
 namespace fs = std::filesystem;

tests/ModuleInterface/fixture/Greeter.cppm

@@ -1,3 +1,6 @@
+//SPDX-License-Identifier: LGPL-3.0-only
+//SPDX-FileCopyrightText: Copyright (C) 2026 Catcrafts®
+
 export module Greeter;
 import std;
 

tests/ModuleInterface/fixture/main.cpp

@@ -1,3 +1,6 @@
+//SPDX-License-Identifier: LGPL-3.0-only
+//SPDX-FileCopyrightText: Copyright (C) 2026 Catcrafts®
+
 import std;
 import Greeter;
 

tests/ModuleInterface/main.cpp

@@ -1,3 +1,6 @@
+//SPDX-License-Identifier: LGPL-3.0-only
+//SPDX-FileCopyrightText: Copyright (C) 2026 Catcrafts®
+
 import std;
 import Crafter.Build;
 namespace fs = std::filesystem;

tests/RunSingleTestExit/main.cpp

@@ -1,3 +1,6 @@
+//SPDX-License-Identifier: LGPL-3.0-only
+//SPDX-FileCopyrightText: Copyright (C) 2026 Catcrafts®
+
 import std;
 import Crafter.Build;
 namespace fs = std::filesystem;

tests/ShaderCompile/main.cpp

@@ -1,3 +1,6 @@
+//SPDX-License-Identifier: LGPL-3.0-only
+//SPDX-FileCopyrightText: Copyright (C) 2026 Catcrafts®
+
 import std;
 import Crafter.Build;
 namespace fs = std::filesystem;

tests/StaticLib/fixture/Greet.cppm

@@ -1,3 +1,6 @@
+//SPDX-License-Identifier: LGPL-3.0-only
+//SPDX-FileCopyrightText: Copyright (C) 2026 Catcrafts®
+
 export module Greet;
 import std;
 

tests/StaticLib/main.cpp

@@ -1,3 +1,6 @@
+//SPDX-License-Identifier: LGPL-3.0-only
+//SPDX-FileCopyrightText: Copyright (C) 2026 Catcrafts®
+
 import std;
 import Crafter.Build;
 namespace fs = std::filesystem;

tests/TestRunnerSpec/main.cpp

@@ -1,3 +1,6 @@
+//SPDX-License-Identifier: LGPL-3.0-only
+//SPDX-FileCopyrightText: Copyright (C) 2026 Catcrafts®
+
 import std;
 import Crafter.Build;
 using namespace Crafter;

tests/VariantId/main.cpp

@@ -1,3 +1,6 @@
+//SPDX-License-Identifier: LGPL-3.0-only
+//SPDX-FileCopyrightText: Copyright (C) 2026 Catcrafts®
+
 import std;
 import Crafter.Build;
 using namespace Crafter;

tests/WasiBrowserRuntime/main.cpp

@@ -1,3 +1,6 @@
+//SPDX-License-Identifier: LGPL-3.0-only
+//SPDX-FileCopyrightText: Copyright (C) 2026 Catcrafts®
+
 import std;
 import Crafter.Build;
 namespace fs = std::filesystem;

tests/WasmVariants/main.cpp

@@ -1,3 +1,6 @@
+//SPDX-License-Identifier: LGPL-3.0-only
+//SPDX-FileCopyrightText: Copyright (C) 2026 Catcrafts®
+
 import std;
 import Crafter.Build;
 namespace fs = std::filesystem;