lane: sync lobby-cell memory

Author: iamnbutler

.lane/memory/services/directory/src/lobby.ts/01M4YVXHY7HPE7NG8FJ3HY2291-a-joining-host-must-re-arm-t.md

@@ -3,6 +3,10 @@ id: 01M4YVXHY7HPE7NG8FJ3HY2291
 anchor: method fetch
 created: 2026-10-15T04:07:55Z
 norm: '1'
+sig: 34a9c2419f926c50
+body_hash: 640988774703d52e
+raw_hash: c970c77cfaff901e
+lines: 76-87
 ---
 
 a joining host must re-arm the sweep when the alarm is further than SWEEP away, or silent sockets stay here until the oldest event expires

.lane/memory/services/directory/src/lobby.ts/01M4YVXHYES1JA1G03YKYBV47S-serializeattachment-throws-a.md

@@ -3,6 +3,10 @@ id: 01M4YVXHYES1JA1G03YKYBV47S
 anchor: function fit
 created: 2026-10-15T04:07:55Z
 norm: '1'
+sig: 1e227ead5527c329
+body_hash: c9ad6fbf34e09ff9
+raw_hash: e3e43b6c5e9c565b
+lines: 43-52
 ---
 
 serializeAttachment throws above 2 KiB, so presence must be trimmed to fit before every serialize

.lane/memory/services/directory/src/lobby.ts/01M4YVXHYN15MPDM4TPR658TT7-the-events-at-column-is-the.md

@@ -3,6 +3,10 @@ id: 01M4YVXHYN15MPDM4TPR658TT7
 anchor: method webSocketMessage
 created: 2026-10-15T04:07:55Z
 norm: '1'
+sig: ba8d2f921d2933e4
+body_hash: ed970d004b996e65
+raw_hash: e8f7fe94b6c60eb8
+lines: 89-131
 ---
 
 the events.at column is the lobby's receipt time, never the host's clock, since retention and resync depend on it