need to add custom image path need create a custom image folder per app need to change the image name accoding to the blog id
useful links: https://stackoverflow.com/questions/15140942/django-imagefield-change-file-name-on-upload https://stackoverflow.com/questions/20434261/customize-imagefield-url-path?rq=1 https://stackoverflow.com/questions/3659113/customize-save-path-for-imagefield