convert base64 to image nodejs

  1. Create a Buffer from the base64 string using Buffer.from() method.
  2. Use fs.writeFile() method to write the buffer data to a file in the desired image format (e.g., JPEG, PNG).
  3. In the fs.writeFile() method, specify the file name, the buffer data, and the encoding type ('base64').
  4. Handle any errors that may occur during the file writing process.