The sails-hello-world program

The program workspace includes the following packages:

• sails-hello-world is the package allowing to build WASM binary for the program and IDL file for it.
  The package also includes integration tests for the program in the tests sub-folder
• sails-hello-world-app is the package containing business logic for the program represented by the SailsHelloWorldService structure.
• sails-hello-world-client is the package containing the client for the program allowing to interact with it from another program, tests, or off-chain client.