Ballerina openai client

Usage

• Build the client package and push to local repository

  $ cd openai
  $ bal pack
  $ bal push --repository local
  

• Set the OpenAI key in the Config.toml

  $ cd sample
  $ echo "openAIKey = \"sk-xxxxxxxxxxxxxxxxxxxxxxxxxxx\"" > Config.toml
  

• Run main with an argument

  sample$ bal run -- "What is Ballerina"