ksui is a standalone set of SolidJS UI components for KahitSan/Hilinga and any SolidJS app. Published to the public npm registry and consumed as a normal dependency. Ships source under a `solid` export condition so the consumer's vite-plugin-solid compile

THE single public author surface for Hilinga plugins: createPlugin, auth guards, the workspace-scoped data surface (makeDataSurface) + migrations + withTenantContext, cross-plugin RPC, and the wire-protocol verify surface. One npm package, no -composite/-