added type script and folder structure

app/client/package.json

@@ -7,16 +7,25 @@
     "@blueprintjs/datetime": "^3.6.0",
     "@blueprintjs/icons": "^3.5.0",
     "@blueprintjs/table": "^3.4.0",
+    "@types/jest": "^23.3.13",
+    "@types/node": "^10.12.18",
+    "@types/react": "^16.7.20",
+    "@types/react-dom": "^16.0.11",
     "axios": "^0.18.0",
     "flow-bin": "^0.91.0",
+    "husky": "^1.3.1",
+    "lint-staged": "^8.1.0",
+    "prettier": "^1.16.0",
     "react": "^16.7.0",
     "react-dnd": "^7.0.2",
     "react-dnd-html5-backend": "^7.0.2",
     "react-dom": "^16.7.0",
     "react-redux": "^6.0.0",
     "react-router": "^4.3.1",
+    "react-router-dom": "^4.3.1",
     "react-scripts": "2.1.3",
-    "redux-saga": "^1.0.0"
+    "redux-saga": "^1.0.0",
+    "typescript": "^3.2.4"
   },
   "scripts": {
     "start": "react-scripts start",

app/client/src/App.tsx

@@ -1,5 +1,5 @@
 import React, { Component } from 'react';
-import logo from './logo.svg';
+import logo from './assets/images/logo.svg';
 import './App.css';
 
 class App extends Component {
@@ -9,7 +9,7 @@ class App extends Component {
         <header className="App-header">
           <img src={logo} className="App-logo" alt="logo" />
           <p>
-            Edit <code>src/App.js</code> and save to reload.
+            Edit <code>{"src/App.tsx"}</code> and save to reload.
           </p>
           <a
             className="App-link"

app/client/src/react-app-env.d.ts

@@ -0,0 +1 @@
+/// <reference types="react-scripts" />

app/client/src/reducers/index.tsx

@@ -0,0 +1,8 @@
+import { combineReducers } from "redux";
+import entityReducer from "./entityReducers";
+import uiReducer from "./uiReducers";
+
+export default combineReducers({
+  entities: entityReducer,
+  ui: uiReducer
+});

app/client/tsconfig.json

@@ -0,0 +1,25 @@
+{
+  "compilerOptions": {
+    "target": "es5",
+    "lib": [
+      "dom",
+      "dom.iterable",
+      "esnext"
+    ],
+    "allowJs": true,
+    "skipLibCheck": true,
+    "esModuleInterop": true,
+    "allowSyntheticDefaultImports": true,
+    "strict": true,
+    "forceConsistentCasingInFileNames": true,
+    "module": "esnext",
+    "moduleResolution": "node",
+    "resolveJsonModule": true,
+    "isolatedModules": true,
+    "noEmit": true,
+    "jsx": "preserve"
+  },
+  "include": [
+    "src"
+  ]
+}