Let image edit run while video Comfy is busy.

Split video/edit job state so the sidecar can edit concurrently, and hide v2 identity-ref thumbnails when the input still is hidden.

Co-authored-by: Cursor <cursoragent@cursor.com>

server/utils/jobs.ts

@@ -124,6 +124,7 @@ export function listJobs() {
 export function jobSnapshot(job: Job) {
   return {
     jobId: job.id,
+    kind: job.kind || 'video',
     type: 'snapshot' as const,
     status: job.status,
     message: job.message,