Account cards now expose data-account-id + data-balance attrs and use a
human-readable aria-label. total-balance / ledger / ledger-balance carry
data-cents and data-txn-count instead of stuffing values into title.
Spec rewritten to read structured attrs via object-form selectors.
* fix(runner): allow nil connection for web platform
* fix(testrun): skip SDK handshake for web platform
* feat(folio-web): add React/Vite web sample app
* feat(folio-web): add sanderling spec
* fix(chrome): use InsertText for multi-char text input
* feat(hierarchy): add Screen field populated from sanderling-screen attr
* fix(chrome): auto-detect viewport from CSS vars, fix InputText accumulation, expose route as screen
* fix(runner): fall back to hierarchy root screen when snapshot screen is empty
* fix(folio-web): broaden loggedIn extractor to all authenticated pages
pj