Is there any way to modify (post-process?) a certain kind of file (by file extension) each time Hugo builds? Here is my problem: Using custom fonts in SVG files famously does not work. One workaround to this problem is to convert each text element to a path. This means that I have to have two copies of each SVG file: the source file, which retains text elements intact, and the target file, in which text elements have been replaced with paths Obviously, the best way to achieve this would be...