CMake Warning:
  Manually-specified variables were not used by the project:

    CMAKE_EXPORT_NO_PACKAGE_REGISTRY


[HOOK - conan-center.py] post_package(): ERROR: [CMAKE-MODULES-CONFIG-FILES (KB-H016)] The conan-center repository doesn't allow the packages to contain CMake find modules or config files. The packages have to be located using generators and the declared `cpp_info` information (https://github.com/conan-io/conan-center-index/blob/master/docs/error_knowledge_base.md#KB-H016) 
[HOOK - conan-center.py] post_package(): ERROR: [CMAKE-MODULES-CONFIG-FILES (KB-H016)] Found files: ./lib/cmake/flecs/flecs-config.cmake (https://github.com/conan-io/conan-center-index/blob/master/docs/error_knowledge_base.md#KB-H016) 
ERROR: [HOOK - conan-center.py] post_package(): Some checks failed running the hook, check the output