v2.14.2

Fixes

• Throw errors when calling Body#formData() with malformed form data. Thanks @b-marques for the PR.
• Use scriptPath as the file path for the script if set. Thanks @frandiox for the PR.
• Ensure vitest-environment-miniflare works with Node 21. Closes issue #732, thanks @jkeys089 for the PR.
• Ensure waitUntil()s added inside waitUntil() callbacks are waited on. Closes issue #605, thanks @hansottowirtz for the PR.
• Bump undici to 5.82.2, addressing low severity npm audit warning. Closes issues #607 and #738, thanks @hansottowirtz and @mm-jpoole.