feat(core): add per-vertex ambient occlusion baked into chunk meshes

core/include/vf/LitMesh.h

@@ -0,0 +1,14 @@
+#pragma once
+
+#include "Mesh.h"
+#include "Lighting.h"
+
+namespace vf {
+
+// Face-culled mesh for one chunk carrying per-vertex ambient occlusion and
+// baked light sampled from `light`. Opaque and transparent (water) faces are
+// written to separate sub-meshes. Faces are culled against neighbours across
+// chunk borders exactly like the greedy mesher.
+ChunkMesh meshChunkLit(const World& world, const Vec3i& chunkCoord, const LightField& light);
+
+} // namespace vf