Copy .js and .css local files to the specified directory and adds their names into the Vivaldi browser.html to include them. Created with OpenAI Codex Beta, with slight tweaks to combine outputs.
Place the copier.py in any directory with your .js and .css files. If necessary, tweak the variables for file names(def: my.js, my.css) and path to Vivaldi executable(def: "%localappdata%\Vivaldi\Application" ) inside the copier.py. Execute.