yargs v15.1.0

Features

• lang: add Finnish localization (language code fi) (222c8fe)
• complete short options with a single dash (#1507) (99011ab)
• onFinishCommand handler (#1473) (fe380cd)

Bug Fixes

• getCompletion() was not working for options (#1495) (463feb2)
• misspelling of package.json engines field (0891d0e)
• populate positionals when unknown-options-as-args is set (#1508) (bb0f2eb), closes #1444
• show 2 dashes on help for single digit option key or alias (#1493) (63b3dd3)
• docs: use recommended cjs import syntax for ts examples (#1513) (f9a18bf)