design-approval: approve auth-experience / signin

[izzywdev]

feature: auth-experience
flow: signin
route: /login
decision: approve
stamp: a882f48b5f9747a5f7a10d831940e0670453815950d1cd8cac099aef07f044f4

Frames: https://izzywdev.github.io/FuzeFront/auth-experience/

[izzywdev]

Recorded directly by owner @izzywdev in 370dbe5 — the design-approval workflow's own commit was rejected by master's ruleset (required_signatures / repository rule violations on the github-actions-bot Contents-API push). Flow approved; same end state. Pipeline fix tracked separately.