Publish 0.4.28 from exact accepted source 6a8725219f3d9c0bce47b78e32436605b1b6db02 and candidate 0.4.28-rc.274. Preserve immutable prior tags and shared packages 0.1.4.

Constraint: All 22 named candidate gates passed on this exact source and digest
Tested: Two complete GZ integration passes; runtime reuse and cleanup regressions; current native 43 UI checks; real released25 to RC274 update
Directive: Preserve signed prior tags and derive deployed service container from the live manifest
Not-tested: Original installed app upgrade and original account Sol discovery and Chat remain pending