Keep Enhance + Generate as one queue row with shared progress.

The PE stage now stays on the same jobId so the header and queue badge agree, and jobs behind it do not promote when enhance finishes.

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

tests/studio2-bench.test.mjs

@@ -15,7 +15,7 @@ test('deleted library files never return from job outputs; selection falls back
  let assets=folderAssets({stills:[keep],clips:[]},jobs,'f');assert.deepEqual(assets.map(a=>a.id),['keep']);assert.equal(reconcileSelection(deleted,assets).id,'keep');assert.equal(reconcileSelection(deleted,[]),null)
 })
 test('bench includes only active execution phases and clear finished retains internal cleanup records',()=>{
- assert.deepEqual(activeJobs(['waiting','waking','submitting','rendering','saving','complete','cancelled','failed'].map(state=>({state}))).map(j=>j.state),['waking','submitting','rendering','saving'])
+ assert.deepEqual(activeJobs(['waiting','waking','enhancing','submitting','rendering','saving','complete','cancelled','failed'].map(state=>({state}))).map(j=>j.state),['waking','enhancing','submitting','rendering','saving'])
  const rows=[{id:'done',state:'complete',request:{folderId:'f'},cleanupPending:[{}]},{id:'active',state:'rendering',request:{folderId:'f'}}],saved=[]
  const src=readFileSync(new URL('../server/api/studio-2/clear-finished.post.ts',import.meta.url),'utf8').replace(/^import .*;\r?\n/gm,'').replace('export default ','const handler=')
  const js=ts.transpileModule(src,{compilerOptions:{target:ts.ScriptTarget.ES2022}}).outputText
@@ -144,6 +144,8 @@ test('custom negative chips survive normalizeStyles and bench exposes Load actio
  assert.match(runner,/ensureQwen21EditPrompt/)
  assert.match(runner,/stitchQwen21PeEditPrompt/)
  assert.match(runner,/images\.image_1/)
+ assert.match(runner,/comfyPromptId/)
+ assert.match(runner,/generateComfyPromptId/)
  assert.doesNotMatch(runner,/Keep the subject in <image1>/)
  const t2i=readFileSync(new URL('../server/assets/studio2_qwen21_t2i.json',import.meta.url),'utf8')
  assert.match(t2i,/EmptyLatentImage/);assert.match(t2i,/"latent_image":\s*\["16",\s*0\]/)