CMake Error at cube/CMakeLists.txt:237 (target_link_libraries):
  Target "vkcube" links to:

    volk::volk_headers

  but the target was not found.  Possible reasons include:

    * There is a typo in the target name.
    * A find_package call is missing for an IMPORTED target.
    * An ALIAS target is missing.

--- CMakeLists.txt.orig	2023-11-27 22:22:16 UTC
+++ CMakeLists.txt
@@ -53,6 +53,9 @@ find_package(volk QUIET CONFIG)
 find_package(VulkanHeaders QUIET CONFIG)
 find_package(VulkanLoader QUIET CONFIG)
 find_package(volk QUIET CONFIG)
+if (NOT TARGET volk::volk_headers)
+    add_subdirectory(volk EXCLUDE_FROM_ALL SYSTEM)
+endif()
 
 include(GNUInstallDirs)