fix(node): drop a directory moved out of the root from the index

Watchdog reports such a move as one "directory deleted" event and nothing
for the files, which the indexer ignored until the next reconcile. The
freeze rules still apply: root live, directory gone, parent present.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/docs/MESHBAY_DESIGN.md b/docs/MESHBAY_DESIGN.md
index 1730641..cb2218e 100644
--- a/docs/MESHBAY_DESIGN.md
+++ b/docs/MESHBAY_DESIGN.md
@@ -4055,6 +4055,7 @@ process runs it — `systemctl --user` on Linux, Task Scheduler on Windows.
 | **Any request sent during a reconnect's own connect() fails at once** | `_sendAndWait` skips `waitForReconnect` while `_inReconnectAttempt` is set, and that flag is transport-wide, not the handshake's: a chat send or an index request made in that window throws "DataChannel not open (state: connecting)". File chunks now wait the reconnect out in `_fetchChunkResilient`; nothing else does |
 | **A failed download leaves its in-flight chunks rejecting unhandled** | When `pipelinedDownload` throws, the other promises of its window are abandoned and each prints "Uncaught (in promise)" in the console. Noise, but in the log a dropped connection is read from |
 | **A queued transfer logs "no answer" every minute** | The lease watchdog re-asks after 60 s of silence whatever the last answer was, so a lease the node has answered `queued` and that has not moved prints "no answer for transfer ... asking again" once a minute for as long as it waits, which reads as a fault |
+| **"Prune stale entries" does not touch the index** | The Node page's maintenance button runs `prune_index_cache`, which drops rows of the hash cache and nothing else. An operator who sees a deleted file still listed reaches for it, and nothing changes: only the reconcile removes an index entry, and nothing lets the operator ask for one |
 
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