feat(ui-flow): sync-guild-sounds IPC for mesh soundboard recovery (Phase 793)

Manual recovery path emits guild-sound and requests sync fanout with a
structural state push.

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 793 (v0.8.760):** `sync-guild-sounds` → guild-sound emit + structural push. Bundle: `npm run test:ci-phase793`.
+
 **Phase 792 (v0.8.759):** `sync-guild-pins` → pin emit + structural push. Bundle: `npm run test:ci-phase792`.
 
 **Phase 791 (v0.8.758):** `sync-guild-stickers` → guild-sticker emit + structural push. Bundle: `npm run test:ci-phase791`.

index.js

@@ -836,6 +836,19 @@ async function dispatchUiMessage (platform, msg, hooks = {}) {
     pushState({ structural: true, light: false, source: 'sync-guild-pins' })
     return true
   }
+  if (t === 'sync-guild-sounds') {
+    if (platform.mode === 'guild' && platform.guild?.guild?.id) {
+      platform.emit('guild-sound', {
+        guildId: platform.guild.guild.id,
+        manualRecovery: true
+      })
+      if (typeof platform.requestGuildSyncFanout === 'function') {
+        platform.requestGuildSyncFanout()
+      }
+    }
+    pushState({ structural: true, light: false, source: 'sync-guild-sounds' })
+    return true
+  }
   if (t === 'sync-guild-mesh-reconnect') {
     if (platform.mode === 'guild' && platform.guild?.guild?.id) {
       if (typeof platform.runOfflineRecoverySync === 'function') {