Phase 782: sync-guild-presence IPC for mesh fanout and structural push

Triggers requestGuildSyncFanout and presence emit when renderer requests
guild presence recovery during mesh sync hardening.

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 782 (v0.8.749):** `sync-guild-presence` → `requestGuildSyncFanout` + structural push. Bundle: `npm run test:ci-phase782`.
+
 **Phase 780 (v0.8.747):** `sync-guild-loading` → structural push + mesh join nudge (`ui-loading-watchdog`) when 0 peers. Bundle: `npm run test:ci-phase780`.
 
 **Phases 766–779 (v0.8.746):** Settings IPC — `settings-open`, `settings-close`, `settings-section-change`, `settings-save`, `settings-discard` → `settings-opened` / `settings-section-changed` / `settings-saved` / `settings-discarded`. Role editor — `role-editor-open`, `role-editor-close`, `role-editor-select`, `role-editor-save`, `role-editor-discard`. Docs: [UI_FLOW.md](../../docs/UI_FLOW.md#settings-and-role-editor-automation), [IPC.md](../../docs/IPC.md#settings--role-editor-766779).

index.js

@@ -766,6 +766,16 @@ async function dispatchUiMessage (platform, msg, hooks = {}) {
     }
     return true
   }
+  if (t === 'sync-guild-presence') {
+    if (platform.mode === 'guild' && platform.guild?.guild?.id) {
+      if (typeof platform.requestGuildSyncFanout === 'function') {
+        platform.requestGuildSyncFanout()
+      }
+      platform.emit('presence')
+    }
+    pushState({ structural: true, light: false })
+    return true
+  }
   if (t === 'sync-guild-loading') {
     const gid =
       platform.guild?.guild?.id || platform._guildLoadingGuildId || null