v1.6.1

Added

• Support for Japanese language

Updated

• Outdated dependencies with regards to npm audit and Dependabot

v1.6.0

Added

• Custom resource to configure weather forecast, order pizza, book appointment, and leave feedback functionalities in Amazon Lex
• Lambda function to integrate with Amazon Lex which allows for validation and data exchange with DynamoDB

Changed

• Architecture diagram depicting the structure of AWS services and their interactions with Amazon Lex
• Implementation Guide document to provide context of different usecases for customers on using Amazon Lex

Updated

• aws-amplify version to 3.3.17
• aws-cdk version to 1.96.0

Removed

• Legacy module (B2.core) that built a custom machine learning model to function as the brain of the chatbot

See changelog for more information.

v1.5.0

Added

• Implementation to use Amazon Lex as the processing module of the chatbot.
• Parameter to choose between the existing custom ML model or Amazon Lex as the processing module of the chatbot.
• Sample interaction for the chatbot application when Amazon Lex is chosen.

Changed

• Architecture diagram depicting the structure of AWS services to include Amazon Lex.
• Implementation Guide document to provide context for customers on using Amazon Lex.

See changelog for more information.

v1.4.0

Added

• Implementation to use AWS Cloud Development Kit (AWS CDK) and architecture patterns from AWS Solutions Constructs to create AWS CloudFormation template.
  • aws-cognito-apigateway-lambda.
  • aws-lambda-dynamodb.
  • aws-cloudfront-s3
  • aws-s3-lambda
  • aws-lambda-s3.

See changelog for more information.

v1.3.0

Added

• A dynamic chatbot that demonstrates how to integrate a chatbot with a back-end database, such as Amazon DynamoDB, to build an automated order taking service (in this example, a pizza ordering service).
• When the customer starts their order, the chatbot retrieves the pizza menu from the back-end database, and displays it to the customer.
• The chatbot interacts with the customer to extract order details (for example, type and size of the pizza) and confirms the order.
• The order history is stored in a DynamoDB table, which helps facilitate a personalized customer experience.
• Functionality to automatically extract user's email, used by Amazon Cognito to authenticate the user with Amazon API Gateway, to use it as customerId.

See changelog for more information.

v1.2.0

Added

• Support for using API keys to get weather data
• Functionality to write customer feedback to DynamoDB

Changed

• Synchronized audio and text response in sample web client

See changelog for more information.

v1.1.0

Added

• Cognito with Amplify javascript framework to have sign-in/register in place for secure access to the web application.
• Encryption to all S3 and logging S3 buckets.
• Cloudfront to the web app hosted in S3. Restricted access to the web app S3 bucket to Cloudfront only.

Changed

• Re-implemented the user interface in ReactJS (previously implemented with vanilla Javascript) to make it easier to add or modify components for later updates.
• Syntax for lambda functions in node8 to node12
• Syntax for lambda functions in python2 to python3
• The Solution Helper package to the newest version compatible with python3
• Integrated Cognito user pool authentication with API Gateway and removed authorization with stored API Keys.
• License changed to Apache License 2.0

See changelog for more information.