Keep uploaded stills in the input picker and generated work in the library, and run image-edit passes as a chain like video extensions.

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

server/api/generate.post.ts

@@ -123,22 +123,20 @@ export default defineEventHandler(async (event) => {
   const destFolder = library.folders.find(folder => folder.id === folderId)
   const folderLocked = Boolean(destFolder?.protected && !destFolder.unlocked)
   assertFolderExists(event, folderId)
-  const still = isPipelineFrameFilename(image.filename)
-    ? null
-    : await saveStill({
-      ownerKey,
-      folderId,
-      filename: image.filename,
-      data: image.data,
-      width,
-      height,
-      hideInput
-    })
+  const still = await rememberInputStill({
+    ownerKey,
+    folderId,
+    filename: image.filename,
+    data: image.data,
+    width,
+    height,
+    hideInput
+  })
   const referenceStillIds: Array<string | null> = [null, null, null, null]
   if (useIdentityRefs) {
     for (const [index, ref] of referenceImages.entries()) {
       if (!ref?.data?.length || isPipelineFrameFilename(ref.filename)) continue
-      const saved = await saveStill({
+      const saved = await rememberInputStill({
         ownerKey,
         folderId,
         filename: ref.filename || `identity-ref-${index + 2}.png`,