Fix DeepSeek-R1 Rumination and Endless Thinking Loops

The academic "Thoughtology" study (arXiv:2504.07128) found that DeepSeek-R1's overly long reasoning chains stem from rumination—persistently re-examining previously explored problem formulations and reconstructions, which obstructs further exploration. Keep problem formulations crisp and avoid manual "think step by step" hand-holding that conflicts with the model's internal deliberation.

User Prompt: Diagnose the exact deadlock condition in the following 60-line Go channel pipeline and provide the corrected code: {{GO_CODE}}