Remove yarn.lock, update eslintrc, gitignore.

.eslintrc.js

@@ -3,7 +3,7 @@ module.exports = {
 		"browser": true,
 		"es6": true
 	},
-	"extends": "eslint:recommended",
+	"extends": ["eslint:recommended", "plugin:react/recommended"],
 	"globals": {
 		"Atomics": "readonly",
 		"SharedArrayBuffer": "readonly"
@@ -35,5 +35,10 @@ module.exports = {
 			"error",
 			"always"
 		]
+	},
+	"settings": {
+		"react": {
+			"version": "detect"
+		}
 	}
 };

.gitignore

@@ -21,3 +21,5 @@
 npm-debug.log*
 yarn-debug.log*
 yarn-error.log*
+
+src/config.js

package.json

@@ -3,6 +3,8 @@
   "version": "0.1.0",
   "private": true,
   "dependencies": {
+    "axios": "^0.18.0",
+    "prop-types": "^15.7.2",
     "react": "^16.8.4",
     "react-dom": "^16.8.4",
     "react-scripts": "2.1.8"