Mark T10 done in the OmarchyCN task list

plans/omarchycn.md

@@ -29,7 +29,7 @@ Progress source of truth for the `omarchycn` branches of `omarchy`, `omarchy-iso
 - [x] T7 China software (PRD 7): Install menu entry shown only in China
 - [x] T8 Region switching and Chinese UI (PRD 8): `omarchy-region china|global`, Setup > Region, locale, Chinese menu overlay chosen by `LANG`
 - [x] T9 Logo (PRD 9): stock Omarchy logo everywhere
-- [ ] T10 Docs: `AGENTS.md`, manual
+- [x] T10 Docs: `AGENTS.md`, manual
 - [ ] T11 Test ISO build (local source)
 - [ ] T12 QEMU install and verification: China and Global installs, region switch, `omarchy update` keeps region and language
 - [ ] T13 Acceptance checklist