experiment: convert to Pijul

Dependencies

• [2] D4FEFHQC flesh out Readme
• [*] FS2ITYYH record a known issue

Change contents

• edit in README.md at line 94
  [2.1528]

  [2.1528]
  + * https://nest.pijul.com/akkartik/lines.love (using the Pijul version control system)