feat: built-in type read-only view,s chema list, states, spec files

features/schema_list_and_content_nav.qa.md

@@ -35,7 +35,7 @@ Client and store:
 
 Run `task visual:check -- schema`, every capture within 10 % at desktop and mobile, light and dark. States to set up in `web/visual/states.ts`, reusing the board's sample data (names, keys, field counts, dates, counts "3 content types · 5 built-in" taken from SchemaFrame.dc.html):
 - 1 Populated, 2 Loading, 3 Empty, 4 Error, 5 Forbidden (403).
-- State 6 (built-in read-only view) is out of scope: report it as not set up in this slice, and flag it to the user if the check demands a setup for every state.
+- State 6 (built-in read-only view) is covered by schema_builtin_view.qa.md.
 - None of these is clock-sensitive; if the Last updated cell turns out to be relative on the board, mark it `skip: 'clock-sensitive'`.
 - Mock every `/v1` call the screen makes, including the sidebar's GET /v1/content-type.
 - The sidebar group and drawer frames belong to the later `content` group.