📝 docs: point Codex card notes at the help icon
📝 docs: clarify Codex refresh timeout is per exchange, not per queued tab
📝 docs: document Codex signed-out status and 8s refresh timeout
📝 docs: document Codex 5-hour and weekly remaining on Settings
📝 docs: distinguish Codex stream debug outcomes Record that chat_stream_settled follows the Responses lifecycle, not SSE event count, so operators can tell failed streams from empty and ok.
📝 docs: document CHATHUB_OPENAI_CODEX_DEBUG for empty Codex chats Platform OpenAI stream flags do not cover ChatGPT subscription traffic; enable the new safe switch and inspect overlay plus SSE counts.
📝 docs: recover a stuck ChatGPT refresh by signing in again An interrupted server refresh can leave Settings connected while chat keeps failing; retries and another restart do not clear it, so operators must sign out and sign in on Settings → OpenAI.
📝 docs: distinguish temporary Codex refresh outcomes Temporary token-endpoint failures keep the subscription and continue on Codex while the access token is valid; only an already-expired access token fails that chat.
📝 docs: require ChatGPT device-code permission for Codex login Document the official ChatGPT device-login prerequisite and keep structured supervisor calls on the Platform key.
📝 docs: add ChatGPT Codex subscription login Document the Settings → OpenAI device-code flow, quota vs API key, and chat-only limits.