cascades: caretaker roster + phone-login remediation updates

- Document forced-change-at-logon gotcha + fleet-wide fix (shared-phone err 50126)
- Record PSO-Caregivers (never-expire FGPP on SG-Caregivers)
- Log hard-delete of 7 offboarded leavers; Juan Andrade offboard scheduled 2026-07-11

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

clients/cascades-tucson/docs/cloud/caretaker-phones-only-list.md

@@ -32,7 +32,7 @@ Transportation drivers, who do not get ALIS/M365 caregiver access at all.
 | Erica Sanchez | e.sanchez | D+P | TBD |
 | Ederick Yuzon | e.yuzon | D+P | TBD |
 | Gina Williams | g.williams | D+P | TBD |
-| Juan Andrade | j.andrade | D+P | TBD |
+| Juan Andrade | j.andrade | D+P | **LEAVING** — last day 2026-07-11; held active until then, offboard on 07-11 |
 | Jahmeka Clarke | j.clarke | D+P | TBD |
 | Jinnelle Dittbenner | j.dittbenner | D+P | TBD |
 | Jen Higdon | j.higdon | D+P | TBD |