hailin 500e4381a6 fix(migration): 使迁移脚本幂等以支持重试 ... 迁移脚本添加 IF NOT EXISTS 检查，避免重复执行时失败 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>		2025-12-25 05:39:38 -08:00
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migration.sql	fix(migration): 使迁移脚本幂等以支持重试	2025-12-25 05:39:38 -08:00