feat(vulkan): vulkan 1.4 core with the user interface and the launcher, shaders split into ogl46/vk14 with SPIR-V binaries loaded first

shaders/ogl46/map.frag

@@ -0,0 +1,10 @@
+#version 460 core
+#define STAGE_FRAGMENT 1
+#include "common.glsl"
+
+layout(location = 0) out vec4 out_color;
+
+void main()
+{
+	out_color = vec4(vec3(cascade_end), 1.0f);
+}