If I remember correctly there where text-areas on the import/export tab earlier this year. I used them to great extend and miss them now.
Unfortunatly my skills in debugging and coding JavaScript are basicly non-existent.
Maybe you can have a look into it.
Explainer (more like what HexagonyColorer does; draw paths over cells and extract the command sequence)
Save explained code as image (SVG)
Zoom in/out code area
Custom codel size on PNG export
Make test case separator more sane (do not require an empty line on its own for empty test case) ... or just make it more proper and use multiple input/output windows
I tried it and got an error when I clicked on the Share tab: Uncaught TypeError: i is undefined. After that, it seems like the PNG and SVG buttons don't do anything.
On Chrome
It works on Chrome, but also still gives an error: Uncaught TypeError: Cannot read properties of undefined (reading '0'). ... and the downloaded PNG won't load in Windows photo viewer or Paint. ... because its contents are an SVG, despite the .png extension.
Unknown
After I do [export] the first time, it's stuck as the same file
Firefox 99ish?
So if I export as png, update it, and export again I get the first png