Merged PR 8: merge

.env

@@ -1,3 +1,2 @@
-PUBLIC_URL=http://*/play-nine
+PUBLIC_URL=/play-nine/
 PORT=3006
-REACT_APP_TEST_KEY = '!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!'

dockerfile

@@ -0,0 +1,23 @@
+# build environment
+FROM node:12 as builder
+WORKDIR /app
+
+COPY package*.json ./
+RUN npm install
+
+COPY . ./
+RUN npm run build
+
+# production environment
+FROM node:12
+
+RUN printf '\n\n- Copy application files\n'
+
+ARG APP_SUBFOLDER=play-nine
+
+COPY --from=builder /app/build ./application/${APP_SUBFOLDER}
+COPY --from=builder /app/build/index.html ./application/
+
+RUN npm install -g serve@11.3.0
+EXPOSE 80
+CMD ["sh","-c","serve -s application -p 80"]

package.json

@@ -3,17 +3,17 @@
   "version": "0.1.0",
   "private": true,
   "dependencies": {
-    "@fortawesome/fontawesome-svg-core": "^1.2.12",
+    "@testing-library/jest-dom": "^4.2.4",
-    "@fortawesome/free-solid-svg-icons": "^5.6.3",
+    "@testing-library/react": "^9.5.0",
-    "@fortawesome/react-fontawesome": "^0.1.4",
+    "@testing-library/user-event": "^7.2.1",
-    "bootstrap": "^4.2.1",
+    "bootstrap": "^4.3.1",
     "font-awesome": "^4.7.0",
     "lodash": "^4.17.15",
-    "react": "^16.7.0",
+    "react": "^16.13.1",
-    "react-dom": "^16.7.0",
+    "react-dom": "^16.13.1",
-    "react-fontawesome": "^1.6.1",
+    "react-fontawesome": "^1.7.1",
     "react-router-dom": "^5.0.1",
-    "react-scripts": "^3.1.1"
+    "react-scripts": "3.4.1"
   },
   "scripts": {
     "start": "react-scripts start",
@@ -24,10 +24,16 @@
   "eslintConfig": {
     "extends": "react-app"
   },
-  "browserslist": [
+  "browserslist": {
+    "production": [
       ">0.2%",
       "not dead",
-    "not ie <= 11",
       "not op_mini all"
+    ],
+    "development": [
+      "last 1 chrome version",
+      "last 1 firefox version",
+      "last 1 safari version"
     ]
   }
+}

src/components/App.js

@@ -1,12 +1,17 @@
 import React from "react";
 import Game from "./game";
+import PageNotFound from "./PageNotFound";
+import { Route, Switch } from "react-router-dom";
 
 class App extends React.Component {
   state = {};
   render() {
     return (     
       <div>
-        <Game />
+        <Switch>
+        <Route exact path="/" component={Game} />
+        <Route component={PageNotFound} />
+        </Switch>
       </div>
     );
   }

src/components/PageNotFound.jsx

@@ -0,0 +1,5 @@
+import React from "react";
+
+const PageNotFound = () => <h1>Oops! Page not found</h1>;
+
+export default PageNotFound;