You will need to install a user script manager extension to install this script.
1. Install the matching Tampermonkey extension for your browser. 2. Install the extension 3. You're done and can start using the script
1. Go to a post containing the tag of the artist you want to favorite 2. Scroll to the end of the tags where you also can find the normal "add post to favorites" button 3. There should be one button for each artist titled "Add (artist tag name) to favorites" 4. Click on the button and the artist is saved. As of now, no confirmation message appears.
To view your favorites, just go to your "My Account" page and there should be a collapsible. You can also delete the artists there. To then view the artist's posts, click on their name and there you go
To export your favorites click the export button. The artists should get copied to the clipboard. Alternatively, open the inspect menu and then go to the console tab. There should be an output there that contains the artists. Just copy that and save it somewhere. To import your favorites, click the button, then paste the output from the export into the popup window. The page then reloads and the new artists have been added.
The artists are stored as an array in the local storage of your browser, so if you reset the browser or clear the local storage, remember to backup the favorites. They are stored locally.