tw v4.2 silently added .start and .end utilities

[Fil]

What version of Tailwind CSS are you using?

v4.2.0 vs. v4.1.18

What build tool (or framework if it abstracts the build tool) are you using?

npx

What version of Node.js are you using?

v24.14.1

What browser are you using?

N/A

What operating system are you using?

macOS

Reproduction URL

https://play.tailwindcss.com/YdAECplrm7

Describe your issue

The start and end names are generating utilities that I don't think have been documented — probably an unintentional consequence of #19613.

[RobinMalfait]

Good catch! Fixed by #20003 and will be available in the next release. Thanks!