SPDX license update

examples/HDRBloom/blur.comp.wgsl

@@ -1,3 +1,6 @@
+//SPDX-License-Identifier: MIT
+//SPDX-FileCopyrightText: Copyright (C) 2026 Catcrafts®
+
 // HDRBloom blur pass (PlainComputeShader). Box-blurs the thresholded bloom
 // mip into a second rgba16float target — demonstrating an N-target float
 // chain: this pass SAMPLES the texture the threshold pass wrote (storage

examples/HDRBloom/closesthit.wgsl

@@ -1,3 +1,6 @@
+//SPDX-License-Identifier: MIT
+//SPDX-FileCopyrightText: Copyright (C) 2026 Catcrafts®
+
 // HDRBloom closest-hit (runs in SHADE). Half the cubes are "emitters" that
 // accumulate a strongly super-1.0 radiance (the HDR signal a bloom pass
 // extracts); the rest are dim Lambert-shaded fillers near/below 1.0 that the

examples/HDRBloom/composite.comp.wgsl

@@ -1,3 +1,6 @@
+//SPDX-License-Identifier: MIT
+//SPDX-FileCopyrightText: Copyright (C) 2026 Catcrafts®
+
 // HDRBloom composite (UI custom shader, dispatched via UIRenderer). Runs
 // inside the per-frame UI compute pass, so it owns the ping-pong `out`
 // texture that gets blitted to the canvas — the app's composite→swapchain

examples/HDRBloom/main.cpp

@@ -1,3 +1,6 @@
+//SPDX-License-Identifier: MIT
+//SPDX-FileCopyrightText: Copyright (C) 2026 Catcrafts®
+
 // HDRBloom — cross-backend-shaped HDR post-process on the WebGPU/DOM
 // backend, exercising the primitives added for issue #27:
 //

examples/HDRBloom/miss.wgsl

@@ -1,3 +1,6 @@
+//SPDX-License-Identifier: MIT
+//SPDX-FileCopyrightText: Copyright (C) 2026 Catcrafts®
+
 // HDRBloom miss (runs in SHADE). Dark, sub-threshold background so the
 // bloom pass only picks up the bright cubes, not the sky.
 fn miss_main(ray: RayDesc, payload: ptr<function, Payload>) {

examples/HDRBloom/project.cpp

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

examples/HDRBloom/raygen.wgsl

@@ -1,3 +1,6 @@
+//SPDX-License-Identifier: MIT
+//SPDX-FileCopyrightText: Copyright (C) 2026 Catcrafts®
+
 // HDRBloom raygen (runs in GENERATE). Host-driven pinhole camera at
 // @group(3) (groups 0..2 are reserved by the wavefront pipeline:
 // 0 = WfParams, 1 = data heaps, 2 = indirect args). Primary rays only —

examples/HDRBloom/threshold.comp.wgsl

@@ -1,3 +1,6 @@
+//SPDX-License-Identifier: MIT
+//SPDX-FileCopyrightText: Copyright (C) 2026 Catcrafts®
+
 // HDRBloom threshold pass (PlainComputeShader). Reads the linear HDR scene
 // (rgba16float, written by the RT RESOLVE stage), keeps only the radiance
 // above 1.0, and writes it into the bloom mip (also rgba16float). This is