> … only way to view the classes contained in an image…

Apart from a text editor?

        $ nano Pharo9.0-64bit-bf4a85f.sources

        [Read 1230003 lines (Converted from Mac format)]

"The relationship of Smalltalk and version control systems [not designed to preserve that Smalltalk way of working] is a difficult one."

https://www.google.com/books/edition/Mastering_ENVY_Develope...