Multi-thread State Management by the Worker API. 

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Multi-thread State Management by the Worker API

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		@@ -0,1 +1,5 @@
		# v1.5.1

		- Change: Motivation and store concept added to README.md

		# v1.5.0
		@@ -2,0 +6,0 @@

		{
		"name": "businessman",
		"version": "1.5.0",
		"version": "1.5.1",
		"description": "Multi-thread State Management by the Worker API",
		@@ -5,0 +5,0 @@ "main": "dist/businessman.js",

		@@ -15,2 +15,8 @@ Multi-thread State Management by Worker API.

		# Motivation

		If application state management is performed by an application thread, the responsiveness of the application may be impaired. There is also a risk that the application itself will manipulate the state.

		The application keep responsiveness by delegating state management to the Worker. It also eliminates the risk of direct manipulation of the state.

		# API
		@@ -20,4 +26,8 @@

		Overview
		In Businessman, only the states manipulated by dispatching are sent to the main thread. Because the data size between threads affects performance.

		In short, Businessman only has one small state in one store.

		The store is defined as follows.

		```js
		@@ -24,0 +34,0 @@ import { worker } from 'businessman'

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