feat(ipc): Phase 835 sync-guild-mesh-quad-typing

Emit typing and guild-sync-ready with quadTyping after quad mesh
typing indicator fanout recovery.

Co-authored-by: Cursor <[email protected]>

README.md

@@ -2,6 +2,8 @@
 
 Pearcord desktop UI IPC dispatch and automated flow scenarios for Bare smokes. Mirrors `apps/pearcord` pear-pipe message handling.
 
+**Phase 835 (v0.8.802):** `sync-guild-mesh-quad-typing` recovery IPC. Bundle: `npm run test:ci-phase835`.
+
 **Phase 834 (v0.8.801):** `sync-guild-mesh-quad-voice` recovery IPC. Bundle: `npm run test:ci-phase834`.
 
 **Phase 833 (v0.8.800):** `sync-guild-mesh-quad-unread` recovery IPC. Bundle: `npm run test:ci-phase833`.

index.js

@@ -1450,6 +1450,28 @@ async function dispatchUiMessage (platform, msg, hooks = {}) {
     })
     return true
   }
+  if (t === 'sync-guild-mesh-quad-typing') {
+    if (platform.mode === 'guild' && platform.guild?.guild?.id && platform.activeChannelId) {
+      const gid = platform.guild.guild.id
+      const peerN = platform.guild?.peers?.size ?? 0
+      platform.emit('guild-mesh-topology', {
+        guildId: gid,
+        meshPeerCount: peerN,
+        manualRecovery: true,
+        quadMesh: true
+      })
+      platform.emit('typing')
+      platform.emit('guild-sync-ready', { guildId: gid, quadTyping: 1 })
+      if (typeof platform.requestGuildSyncFanout === 'function') {
+        platform.requestGuildSyncFanout()
+      }
+    }
+    pushState({
+      light: false,
+      source: 'sync-guild-mesh-quad-typing'
+    })
+    return true
+  }
   if (t === 'sync-guild-mesh-quad-voice') {
     if (platform.mode === 'guild' && platform.guild?.guild?.id) {
       const gid = platform.guild.guild.id