v4.6.4
[v4.6.4](https://github.com/team-alembic/ash_authentication/compare/v4.6.3...v4.6.4) (2025-04-09) Bug Fixes: * Potential timing attack introduced by #961. (#962) * add guard clause when input is nil (#961) * failing installer test. * replace secret_for/3 with secret_for/4 in the igniter.ex (#953)