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

src/outbound-attachments.test.ts

@@ -86,6 +86,31 @@ describe('validateOutboundAttachments', () => {
     ]);
   });
 
+  it('accepts direct generated screenshot files under the temp directory', () => {
+    const imagePath = path.join(
+      os.tmpdir(),
+      `bar-chart-label-fit-playwright-${Date.now()}.png`,
+    );
+    fs.writeFileSync(imagePath, ONE_PIXEL_PNG);
+    cleanupFiles.push(imagePath);
+
+    const result = validateOutboundAttachments([
+      {
+        path: imagePath,
+        name: 'bar-chart-label-fit-playwright.png',
+        mime: 'image/png',
+      },
+    ]);
+
+    expect(result.rejected).toEqual([]);
+    expect(result.files).toEqual([
+      {
+        attachment: fs.realpathSync(imagePath),
+        name: 'bar-chart-label-fit-playwright.png',
+      },
+    ]);
+  });
+
   it('requires workspace paths to be explicitly allowlisted', () => {
     const dir = makeTempDir(process.cwd(), '.ejclaw-attachment-');
     const imagePath = writeFile(dir, 'workspace-shot.png', ONE_PIXEL_PNG);