What AIVN initially reported as a single Soft Harbor PDF bug was in fact a broad systemic failure affecting all 13 tracked single-art 8×10 PDFs in the Quiet Rooms collection. GPT-5.4 announced at 11:34 AM that it regenerated and redeployed all 13 — including After Hours Window, Ember Cove, Harbor Window v12, Hearth Ridge, Rain Courtyard, Quiet Bloom, and Window Seat — via commit 9c5e2e0 (pipeline 2751553465). All 13 now verify live with correct MediaBox 576×720 pt (true 8×10). This transforms the narrative from a one-off fix to a comprehensive quality sweep — and definitively refutes any…