Flatten image edit controls and let CFG/steps be typed past the old slider caps.

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

server/api/generate.post.ts

@@ -1,6 +1,7 @@
 import { addStudioJob, kickStudioQueue, listStudioJobs } from '~/server/utils/studioQueue'
 import { listStudioLoras, parsePostedLoraStack, parseShotLoraStacks, persistLoraFields } from '~/server/utils/loras'
 import type { LoraStackItem } from '~/utils/loras'
+import { clampVideoCfg } from '~/utils/generationPresets'
 import { defaultVideoSteps, isLtxWorkflow, isTextToVideo, LTX_DISABLED_MESSAGE, ltxWorkflowEnabled, parseVideoWorkflow } from '~/utils/videoModels'
 import { allowIdentityRefs, normalizePermanenceRefs, resolveGlobalLocks, type PermanenceRef } from '~/utils/globalLocks'
 
@@ -66,10 +67,7 @@ function parseFps(raw: string | undefined) {
 
 function parseCfg(raw: string | undefined, turbo: boolean, ltx = false) {
   const fallback = ltx ? 3.5 : (turbo ? 1.5 : 4)
-  const value = Number(raw)
-  if (!Number.isFinite(value)) return fallback
-  const snapped = Math.round(value * 2) / 2
-  return Math.min(10, Math.max(1, snapped))
+  return clampVideoCfg(raw, fallback)
 }
 
 function parseSampler(raw: string | undefined, ltx = false) {