vulkan-headers: new port

graphics/vulkan-headers/Portfile

@@ -0,0 +1,24 @@
+# -*- coding: utf-8; mode: tcl; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- vim:fenc=utf-8:ft=tcl:et:sw=4:ts=4:sts=4
+
+PortSystem          1.0
+PortGroup           github 1.0
+PortGroup           cmake 1.0
+
+github.setup        KhronosGroup Vulkan-Headers sdk-1.1.101.0
+name                vulkan-headers
+version             1.1.101.0
+
+categories          graphics
+platforms           darwin
+license             Apache-2
+
+maintainers         {itanimul.li:josh @eintw1ck} openmaintainer
+description         Vulkan header files and API registry
+long_description    Development header files for the Vulkan graphics API. See MoltenVK, and \
+                    Vulkan-Loader for related ports.
+
+homepage            https://vulkan.lunarg.com
+checksums           sha256  95c876b537356e3b7742defa45a249ad98c935dd4080c01b62c2e3d4248ed7f8 \
+                    rmd160  ed499b18d1432663ec9dce2a8910ded2b8517db2 \
+                    size    556522
+use_zip             no