fix(watchdog): wd_vol_save 不再 O_TRUNC 毁 settings.conf(改读改写单键+去重,与SDK同款语义) — 真机实证整文件被抹/重复行/丢max+step。test_wd_fw 17/17 PASS; 52f2dadd 已热更 /usr/data/meow_watchdog

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MeowOS committed 2026-09-01 10:25:18 +08:00
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commit 104bfe2d21
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