Commands

Installation : npm i -g imcrypt
Encryption : imcrypt -e (ImageName.format) -i (encryptedImageName.format) -p keyFile.txt
On Success : 
  √ Image read successfully
  √ Output image file name is valid
  √ Output key file name is valid
  √ Image data read successfully
  √ Key generated successfully
  √ Image encrypted successfully
  √ Image saved successfully
  √ Key saved successfully
On Failure :
  ‼  Invalid file path  Please provide a valid file path
Decryption : imcrypt -d (encryptedImageName.format) -k keyFile.txt -i (decryptedImageName.format)
On Success : 
  √ Image read successfully
  √ Key read successfully
  √ Decryption successful
  √ Image saved successfully
 On Failure :
  ‼  Invalid file path  Please provide a valid file path

*** Format of the image in this process should be same across the two commands ***