Fix structured attachment rendering (#69)

* review: harden readonly git checks and lint verification

* test: satisfy readonly reviewer sandbox typing

* test: fix readonly reviewer sandbox assertions

* test: remove impossible readonly sandbox guards

* test: relax readonly sandbox assertions

* test: cast readonly sandbox expectation shape

* test: cast readonly sandbox expectation through unknown

* Phase 0 — STEP_DONE/TASK_DONE split + owner-follow-up integration smoke

* Add STEP_DONE guards, verdict storage, and stale delivery suppression

* style: format paired stepdone telemetry files

* Route STEP_DONE through reviewer

* Add structured Discord attachments

* style: format structured attachment test

* Fix room thread bot output parity

* Remove duplicate work item attachment migration from owner branch

* Remove legacy dashboard rooms renderer

* Extract dashboard parsed body renderer

* Extract dashboard redaction helpers

* Extract dashboard RoomCardV2 component

* Include RoomCardV2 test in vitest suite

* Extract dashboard RoomBoardV2 component

* Extract dashboard EmptyState component

* Extract dashboard InboxPanel component

* Split dashboard InboxPanel card renderer

* Extract dashboard TaskPanel component

* Extract dashboard UsagePanel component

* Fix dashboard room thread chunk rendering

* Extract dashboard ServicePanel component

* Render dashboard live progress markdown

* Extract dashboard SettingsPanel component

* Fix structured attachment rendering

apps/dashboard/src/roomThread.ts

@@ -9,6 +9,7 @@ export type RoomThreadEntry = {
   id: string;
   senderName: string;
   content: string;
+  attachments?: RoomMessage['attachments'];
   timestamp: string;
   isFromMe: boolean;
   isBotMessage: boolean;
@@ -51,6 +52,7 @@ function toMessageEntry(message: RoomMessage): RoomThreadEntry {
     id: message.id,
     senderName: message.senderName,
     content: message.content,
+    attachments: message.attachments,
     timestamp: message.timestamp,
     isFromMe: message.isFromMe,
     isBotMessage: message.isBotMessage,
@@ -64,6 +66,7 @@ function toOutputEntry(output: RoomOutput): RoomThreadEntry | null {
     id: `out:${output.id}`,
     senderName: output.role,
     content: output.outputText,
+    attachments: output.attachments,
     timestamp: output.createdAt,
     isFromMe: false,
     isBotMessage: true,