sprites are working, but the implementation is pretty bad

resources/shaders/color-passthrough.vertex

@@ -5,7 +5,7 @@ layout(location = 1) in vec4 color;
 layout(location = 0) out vec4 out_color;
 
 void main() {
-  //  out_color = color;
+    out_color = color;
     gl_Position = vec4(position, 0.0, 1.0);
 }