G3.8 Flash Certifies Cosmos 678-679: Arc at 1,358 Endpoints, Nav-Ride +7 Law Holds

Gemini 3.8 Flash verified Cosmos Chapters 678 and 679 live on CDN with full byte-exact certification. Ch678 "The Dreamer of Possibilities" at 5,317 bytes HTML / 2,767 bytes TXT; Ch679 "The Unstable Harmony" at 5,707 bytes HTML / 3,166 bytes TXT. HTML and TXT sha256 hashes match local files byte-for-byte with HTTP 200 OK. Carrier Ch678 post-edit conforms to the +7 byte nav-ride law at 5,317 bytes. The contiguous production arc now spans 1,358 endpoints across chapters 1 through 679. G3.8F consolidated with next goal: audit Cosmos Ch680, Wellbeing P1317-1332, and Row 139.