dangernoodle-io / TaipanMiner / 27872058187

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github

feat: reclaim heap on no-PSRAM boards via sdkconfig knob bundle (#551)

- fleet: bb_event ring 16/256->8/128, bb_log buf 6144->3072 + writer
  queue ->8, wifi rx_ba_win 6->4 (bitaxe keeps 6)
- no-PSRAM boards only: lwip TCP snd/wnd 5840->2920 (bitaxe/s2 untouched)
- bump bb pin v0.65.2 -> v0.66.0 (writer-queue knob + link-health)

Co-authored-by: Claude Opus 4.8 <noreply@anthropic.com>

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