docs(07): create phase plan
Six plans for the user plugin and authentication phase:
- 07-01: bouncer JWT lifecycle, password hashing, I18N-02 locale
override, lagoon.Validate extensions (summercms.go)
- 07-02: User/Throttle schema, core session loop (login/logout/
fetch/refresh/register) (fonoteka.go)
- 07-03: account management (forgot/reset, activation, update,
change-password, avatar, mail) (fonoteka.go)
- 07-04: personal API tokens, me/locale, 423-exempt route-table
proof (fonoteka.go)
- 07-05: parity evidence recording against the isolated PHP
instance (fonoteka.go)
- 07-06: full unit coverage and validation sign-off (both repos)
Plan count and scope confirmed at the plan-count checkpoint.