Wire Qwen Enhance prompt toggle through Studio 2 and the runner.

Queue PE first when enabled, fail closed on parse_ok, free VRAM, then run the existing T2I or Edit graph with the rewrite.

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

components/studio2/Bench.vue

@@ -116,6 +116,9 @@
        <span class="field-label">Prompt</span>
        <textarea v-model="form.promptSections.action" class="field-area" placeholder="Describe the image or the shot." />
       </label>
+      <label v-if="form.engine==='qwen21' && (form.mode==='generate' || form.mode==='edit')" class="inline-flex items-center gap-2 text-[var(--type-sm)] text-[var(--muted)]">
+       <input v-model="form.enhancePrompt" type="checkbox" class="accent-[var(--amber)]">Enhance prompt
+      </label>
 
       <div>
        <span class="field-label">Negative prompt</span>
@@ -375,6 +378,7 @@ import {isXaigenStudio} from '~/utils/videoModels'
 import {LOAD_GENERATION_PAYLOAD_KEY} from '~/utils/queuedJob'
 
 const NEG_STORAGE_KEY='studio2-negative-chips'
+const ENHANCE_STORAGE_KEY='studio2-qwen21-enhance-prompt'
 function readStoredNegatives(){
  if(!import.meta.client)return [...defaultNegatives]
  try{
@@ -388,6 +392,14 @@ function writeStoredNegatives(list:string[]){
  if(!import.meta.client)return
  try{localStorage.setItem(NEG_STORAGE_KEY,JSON.stringify(list))}catch{/* ignore */}
 }
+function readStoredEnhancePrompt(){
+ if(!import.meta.client)return false
+ try{return localStorage.getItem(ENHANCE_STORAGE_KEY)==='1'}catch{return false}
+}
+function writeStoredEnhancePrompt(on:boolean){
+ if(!import.meta.client)return
+ try{localStorage.setItem(ENHANCE_STORAGE_KEY,on?'1':'0')}catch{/* ignore */}
+}
 
 const xaigen=isXaigenStudio(useRuntimeConfig().public)
 const instanceName=String(useRuntimeConfig().public.instanceName || 'AIGen')
@@ -407,7 +419,7 @@ const liveMusic=ref<Record<string,any>>({})
 const negativeDraft=ref('')
 const filmstripEl=ref<HTMLElement|null>(null)
 const tileRefs=new Map<string,HTMLElement>()
-const form=reactive<any>({mode:'generate',engine:'flux',imageStyles:{positive:[],negative:readStoredNegatives()},lockFace:true,lockOutfit:true,hideInput:xaigen,folderId:'',identityStillId:'',imageAId:'',imageBId:'',maskId:'',startClipId:'',endStillId:'',guides:[],promptSections:sectionsFrom({}),settings:{aspect:'auto',fps:24,steps:24,cfg:4,seed:null,seedMode:'random',duration:5,turbo:true,loraStack:[]}})
+const form=reactive<any>({mode:'generate',engine:'flux',enhancePrompt:readStoredEnhancePrompt(),imageStyles:{positive:[],negative:readStoredNegatives()},lockFace:true,lockOutfit:true,hideInput:xaigen,folderId:'',identityStillId:'',imageAId:'',imageBId:'',maskId:'',startClipId:'',endStillId:'',guides:[],promptSections:sectionsFrom({}),settings:{aspect:'auto',fps:24,steps:24,cfg:4,seed:null,seedMode:'random',duration:5,turbo:true,loraStack:[]}})
 const music=reactive({tags:DEFAULT_MUSIC_TAGS,lyrics:DEFAULT_MUSIC_LYRICS,duration:60,seed:'',name:''})
 const tagsPlaceholder=DEFAULT_MUSIC_TAGS,lyricsPlaceholder=DEFAULT_MUSIC_LYRICS
 let loraMemory=createLoraMemory(xaigen)
@@ -451,6 +463,7 @@ watch(()=>form.engine,(engine,prev)=>{
   form.settings.loraStack=[]
  }
 })
+watch(()=>form.enhancePrompt,on=>writeStoredEnhancePrompt(!!on))
 watch(()=>[form.mode,form.engine],([mode,engine])=>{
  if(engine==='qwen21' && mode==='edit'){
   form.settings.steps=25

components/studio2/Details.vue

@@ -19,7 +19,14 @@ const rows=computed(()=>{const m=props.metadata||{},s=m.settings||{};const time=
  {label:'Start frame',value:m.startFrameSource?JSON.stringify(m.startFrameSource):'None'},
  {label:'Handoff source',value:m.handoffSource || 'None'},{label:'Handoff fitted (resampled)',value:m.fitted==null?'Not recorded':m.fitted?'Yes':'No'},
  {label:'End still',value:m.endStillId||'None'},{label:'Guide stills',value:m.guides?.length?JSON.stringify(m.guides):'None'},
- {label:'Compiled prompt',value:m.compiledPrompt},{label:'Queued',value:time(m.queuedAt)},{label:'Started',value:time(m.startedAt)},{label:'Saved',value:time(m.savedAt)},
+ {label:'Compiled prompt',value:m.compiledPrompt},
+ {label:'Prompt (raw)',value:m.promptRaw || null},
+ {label:'Enhance prompt',value:m.enhancePrompt==null?null:m.enhancePrompt?'On':'Off'},
+ {label:'Enhance wh_ratio',value:m.enhance?.wh_ratio || null},
+ {label:'Enhance ratio_follow',value:m.enhance?.ratio_follow || null},
+ {label:'Enhance parse_ok',value:m.enhance?.parse_ok==null?null:m.enhance.parse_ok?'Yes':'No'},
+ {label:'Enhance thinking',value:m.enhance?.thinking || null},
+ {label:'Queued',value:time(m.queuedAt)},{label:'Started',value:time(m.startedAt)},{label:'Saved',value:time(m.savedAt)},
  {label:'GPU seconds',value:m.gpuSeconds},{label:'Wall seconds',value:m.wallTime},{label:'Comfy prompt ID',value:m.promptId},{label:'Host cleanup',value:m.purgeResult}
 ]})
 </script>

components/studio2/Mobile.vue

@@ -158,6 +158,7 @@
     </template>
     <template v-else>
      <label class="m-label">Prompt<textarea v-model="ctx.form.promptSections.action" rows="5" class="m-area" placeholder="Describe the image or the shot." /></label>
+     <label v-if="ctx.form.engine==='qwen21' && (ctx.form.mode==='generate' || ctx.form.mode==='edit')" class="m-check"><input v-model="ctx.form.enhancePrompt" type="checkbox"> Enhance prompt</label>
      <div>
       <span class="m-label">Negative prompt</span>
       <div class="m-neg">