Post stillId with video generate and do not queue I2V behind a phantom busy job.

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

server/api/generate.post.ts

@@ -1,3 +1,4 @@
+import { existsSync, readFileSync } from 'node:fs'
 import { addStudioJob, kickStudioQueue, listStudioJobs } from '~/server/utils/studioQueue'
 import { listStudioLoras, parsePostedLoraStack, parseShotLoraStacks, persistLoraFields } from '~/server/utils/loras'
 import type { LoraStackItem } from '~/utils/loras'
@@ -112,6 +113,27 @@ export default defineEventHandler(async (event) => {
     throw createError({ statusCode: 400, statusMessage: LTX_DISABLED_MESSAGE })
   }
   const textToVideo = isTextToVideo(workflow)
+  const ownerKey = libraryOwnerKey(event)
+  const postedStillId = (fields.stillId || '').trim()
+  let libraryStill: { id: string; filename: string } | null = null
+  if (postedStillId) {
+    const path = stillPath(ownerKey, postedStillId)
+    if (existsSync(path)) {
+      try {
+        const existing = getStill(ownerKey, postedStillId)
+        libraryStill = { id: existing.id, filename: existing.filename }
+        if (!image) {
+          image = {
+            filename: existing.filename || 'still.png',
+            data: readFileSync(path),
+            type: 'image/png'
+          }
+        }
+      } catch {
+        libraryStill = null
+      }
+    }
+  }
   if (!image && !textToVideo) {
     throw createError({ statusCode: 400, statusMessage: 'An initial image is required' })
   }
@@ -158,7 +180,6 @@ export default defineEventHandler(async (event) => {
   const hideInput = fields.hideInput === 'true'
   const sound = !isLtxWorkflow(workflow) && fields.sound !== 'false'
   const clipName = (fields.name || '').trim().slice(0, 80)
-  const ownerKey = libraryOwnerKey(event)
   const library = publicLibrary(event)
   const folderId = library.folders.some(folder => folder.id === fields.folderId)
     ? fields.folderId
@@ -169,7 +190,7 @@ export default defineEventHandler(async (event) => {
   const destFolder = library.folders.find(folder => folder.id === folderId)
   const folderLocked = Boolean(destFolder?.protected && !destFolder.unlocked)
   assertFolderExists(event, folderId)
-  const still = image
+  const still = libraryStill || (image
     ? await rememberInputStill({
       ownerKey,
       folderId,
@@ -179,7 +200,7 @@ export default defineEventHandler(async (event) => {
       height,
       hideInput
     })
-    : null
+    : null)
   const referenceStillIds: Array<string | null> = [null, null, null, null]
   if (useIdentityRefs) {
     for (const [index, ref] of referenceImages.entries()) {