Make the workout exemplar recover cleanly from invalid edits, accidental double-advance, replay parse failures, and denied or timed-out host export results while keeping local events as truth.
req: examples/001
req: local/001
req: local/003
req: local/004
req: host/002
req: host/005
Give the workout exemplar a durable gym-floor command-slate direction, serve focused CSS, keep the first viewport centered on one action, and extend the HTTP E2E to verify stylesheet delivery.
req: examples/001
req: local/001
req: local/003
req: host/002