Give video extensions the same pre-text, prompt, and post-text fields as the main form.

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

server/utils/library.ts

@@ -98,6 +98,8 @@ export interface PublicFolder {
 
 export interface QueuedExtension {
   prompt: string
+  promptPre?: string
+  promptPost?: string
   duration: number
   permanenceRefs?: PermanenceRef[]
   loraName?: string