Avoid trying to generate thumbnails for an image still uploading
Avoid trying to generate thumbnails for an image still uploading

sebn/cozy-stack,sebn/cozy-stack,nono/cozy-stack,nono/cozy-stack,sebn/cozy-stack,nono/cozy-stack,nono/cozy-stack,nono/cozy-stack,sebn/cozy-stack