Add Prompt Builder sequence section order.

Copied scene text and the scene editor follow a persisted sectionOrder, with legacy saves keeping the default style/settings/set/characters/prompt order.

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

server/api/prompt-sequences/[id].patch.ts

@@ -3,9 +3,16 @@ import { listPromptSequences, updatePromptSequence } from '~/server/utils/prompt
 export default defineEventHandler(async (event) => {
   const { owner } = assertLibraryOwner(event)
   const id = String(getRouterParam(event, 'id') || '')
-  const body = await readBody<{ name?: string; characters?: unknown; sets?: unknown; scenes?: unknown }>(event).catch(() => ({}))
+  const body = await readBody<{
+    name?: string
+    sectionOrder?: unknown
+    characters?: unknown
+    sets?: unknown
+    scenes?: unknown
+  }>(event).catch(() => ({}))
   const sequence = await updatePromptSequence(owner, id, {
     name: body?.name,
+    sectionOrder: body?.sectionOrder,
     characters: body?.characters,
     sets: body?.sets,
     scenes: body?.scenes