- DNS 级 SSRF pin:解析后 pin IP 建连,防 DNS 重绑定 - 批量总预算与每日上限/抖动冷却/保留期 - PG schema 与迁移清单 - 双连接死锁隔离 - 改目标重置基线 - 显式代理配置与结构化失败原因 - /metrics resident 口径
Fix F1 name race with partial unique index, F2 pause/end mid-poll race with guarded updates, F3 redirect/numeric-IP SSRF, F4 quota prefix check, F5 duplicate row_get, F6 audit ternary; S1 unused import, S2 backoff doc, S3 defensive tearDown. Directed 20 pass, full 1700 pass.