Create Vulkan demo

frag.glsl

@@ -0,0 +1,9 @@
+#version 450
+
+layout(location = 0) in vec3 frag_colour;
+layout(location = 0) out vec4 out_colour;
+
+void main()
+{
+	out_colour = vec4(frag_colour, 1.0);
+}