Overhaul Studio controls and add image batch from one still.

Video and Image pickers, thumbwheels, aspect icons, and a Scale to MP paddle; extra prompts default to batch so each run starts from the original image.

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

server/api/edit.post.ts

@@ -3,7 +3,7 @@ import { parsePostedLoraStack, listStudioLoras, persistLoraFields } from '~/serv
 import { assertImageScaleToTotalPixelsNode, comfyConfigured } from '~/server/utils/comfy'
 import { imageDimensions } from '~/server/utils/resolution'
 import { parseImageAspect } from '~/utils/imageAspect'
-import { clampImageCfg, clampImageScaleMegapixels, clampImageSteps, parseImageScaleToTotalPixels } from '~/utils/generationPresets'
+import { clampImageCfg, clampImageScaleMegapixels, clampImageSteps, parseImagePassMode, parseImageScaleToTotalPixels } from '~/utils/generationPresets'
 
 function parsePasses(raw: string | undefined) {
   if (!raw) return [] as { prompt: string }[]
@@ -35,6 +35,7 @@ export default defineEventHandler(async (event) => {
 
   const prompt = (fields.prompt || '').trim()
   const extraPasses = parsePasses(fields.passes)
+  const passMode = parseImagePassMode(fields.passMode)
   const aspect = parseImageAspect(fields.aspect)
   if (!image) {
     throw createError({ statusCode: 400, statusMessage: 'An input image is required' })
@@ -152,6 +153,7 @@ export default defineEventHandler(async (event) => {
       queueAutoRun: false,
       negative: (fields.negative || '').trim(),
       passes,
+      passMode,
       referenceStillId: savedRef?.id,
       referenceStillFilename: savedRef?.filename,
       scaleToTotalPixels,