fix: 修复注册和上传素材在 await 前后的并发竞态;补充 SQLite 写法说明
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- 注册 / 新建用户 / 批量建用户:先算密码哈希,再同步地查重和插入,
  同名并发请求返回 400 而不是撞唯一约束变成 500
- 上传任务素材改用 INSERT ... ON CONFLICT DO UPDATE
- CLAUDE.md 补充同步阻塞、行内大文本列、索引、类型差异等注意事项
- 忽略根目录的 db.sqlite3(线上数据备份)

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
This commit is contained in:
xuyueandClaude Opus 5.5 committed 2026-10-26 18:36:54 +08:00
1 parent e6a3da14b0
commit ceba1c68f2
4 files changed
+17 -12

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+6 -9
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@@ -96,15 +96,12 @@ for (const kind of ["challenge", "tutorial"] as const) {
`tasks/${task.task_type}/${task.display}/${validFilename(name)}`,
file,
)
if (existing) {
run(`UPDATE task_taskasset SET file = $file WHERE id = $id`, { file: stored, id: existing.id })
} else {
run(`INSERT INTO task_taskasset (name, file, task_id) VALUES ($name, $file, $task_id)`, {
name,
file: stored,
task_id: task.id,
})
}
// 上面 await 期间可能有同名上传先写入了,用 upsert 而不是按 existing 选 INSERT / UPDATE
run(
`INSERT INTO task_taskasset (name, file, task_id) VALUES ($name, $file, $task_id)
ON CONFLICT (task_id, name) DO UPDATE SET file = excluded.file`,
{ name, file: stored, task_id: task.id },
)
return c.json(assetOut({ name, file: stored }))
})