feat(ui-flow): composer focus after delete/reorder channel (Phase 533)

Emit composer-focus-channel when guild mode retains an active channel after
delete-channel or reorder-channels IPC.

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.
 
+**v0.8.496 (Phase 533):** `delete-channel` and `reorder-channels` emit `composer-focus-channel` when `platform.mode === 'guild'` and `activeChannelId` is set. Bundle: `npm run test:phase533-guild-admin` (app repo).
+
 **v0.8.495 (Phase 532):** `join-invite` emits `composer-focus-channel` when `platform.mode === 'guild'` and `activeChannelId` is set. Bundle: `npm run test:phase532-invites` (app repo).
 
 **v0.8.490 (Phase 527):** `play-soundboard` emits `composer-focus-channel` in guild mode. Bundle: `npm run test:phase527-soundboard` (app repo).

index.js

@@ -1112,6 +1112,12 @@ async function dispatchUiMessage (platform, msg, hooks = {}) {
       parentId: msg.parentId ?? null,
       channelIds: msg.channelIds || []
     })
+    if (platform.mode === 'guild' && platform.activeChannelId) {
+      send({
+        type: 'composer-focus-channel',
+        channelId: platform.activeChannelId
+      })
+    }
     pushState()
     return true
   }
@@ -1130,6 +1136,12 @@ async function dispatchUiMessage (platform, msg, hooks = {}) {
   }
   if (t === 'delete-channel') {
     await platform.deleteChannel(msg.channelId)
+    if (platform.mode === 'guild' && platform.activeChannelId) {
+      send({
+        type: 'composer-focus-channel',
+        channelId: platform.activeChannelId
+      })
+    }
     pushState()
     return true
   }