前端: - kieaiGeminiChatStream URL 从 /gemini/chat 改为 /gemini/chat/stream (后者声明了 produces=text/event-stream,nginx 不会缓冲) - 请求 header 增加 Accept: text/event-stream 后端: - KieAIController.geminiChatStream 补充防缓冲 header: X-Accel-Buffering: no + Cache-Control: no-cache (与 CozeController.chatStream 对齐,防止 nginx 缓冲 SSE) Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>