old_contents: from flask import Flask, jsonify, request
  from modals.modals import User, Bucket, Item
  from api import create_app, db
  
  app = create_app('DevelopmentEnv')
  
  
  @app.route('/')
  def index():
      response = jsonify({'Welcome Message': 'Hello'})
      response.status_code = 201
      return response
  
  
  @app.route('/auth/register', methods=['POST'])
  def register():
      request.get_json(force=True)
      try:
          name = request.json['name']
          email = request.json['email']
          password = request.json['password']
  
          if not name or not email or not password:
              response = jsonify({'Error': 'Missing Values'})
              response.status_code = 400
              return response
  
      except KeyError:
          response = jsonify({'Error': 'Invalid Keys detected'})
          response.status_code = 500
          return response
  
  
  if __name__ == '__main__':
      app.run()
  
new_contents: from flask import Flask, jsonify, request
  from modals.modals import User, Bucket, Item
  from api import create_app, db
  from validate_email import validate_email
  app = create_app('DevelopmentEnv')
  
  
  @app.route('/')
  def index():
      response = jsonify({'Welcome Message': 'Hello'})
      response.status_code = 201
      return response
  
  
  @app.route('/auth/register', methods=['POST'])
  def register():
      request.get_json(force=True)
      try:
          name = request.json['name']
          email = request.json['email']
          password = request.json['password']
  
          if not name or not email or not password:
              response = jsonify({'Error': 'Missing Values'})
              response.status_code = 400
              return response
  
          if not validate_email(email):
              response = jsonify({'Error': 'Invalid Email'})
              response.status_code = 400
              return response
  
      except KeyError:
          response = jsonify({'Error': 'Invalid Keys detected'})
          response.status_code = 500
          return response
  
  
  if __name__ == '__main__':
      app.run()
  
subject: Implement valid Email check