✗ DEPRECATED BRANCH — this version edits the rendered DOM and
serializes it back on download. Open any file, edit nothing, download: the fidelity
check from step 1 fails. The main sequence resumes at step 3.
Galleystep 3a · edit the page itselfno file open
Open an HTML file, edit nothing, press DownloadThis branch serializes the DOM back to HTML.
The fidelity check will show you where the rewrite begins.