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GitHub Spark is shutting down August 31 — export code now and replace broken `llm()` calls

GitHub Spark stops being available to existing users on August 31, 2026. Deployed apps are meant to keep running, but owners should export code to a repository now; Spark apps using `llm()` need a separate inference provider because the underlying GitHub Models service retired July 30.

Cloudflare and OpenAI test edge signals that put hundreds of millions of pages into ChatGPT search

Cloudflare supplies page-discovery and change signals; OpenAI independently evaluates and ranks discovered pages. The experiment is limited, respects crawler permissions, and is not a new general opt-in indexing service or a guarantee of traffic.