folder fetch from firebase and photo sorting with face recognition

folder fetch : when folder name is searched, the app should fetch the folder from firebase (from multiples folder with images ), when the folder is fetch, all the images should be fetched in the app from the firebase, the images should be viewable in list or grid and should be downloadable to the device.

Photo sorting with face recognition : the app should take a selfie of the user and should sort all the user photos from the folder and create a different folder only in app with the user photos