remove old index files. Use different start screen

index.js

@@ -1,7 +1,44 @@
 /* eslint-disable no-unused-vars */
 
 import React from 'react'
-import { AppRegistry } from 'react-native'
-import App from './src/app'
+import { AppRegistry, Text, View } from 'react-native'
+
+const App = () => {
+    return (
+        <View
+            style={{
+                flex: 1,
+                justifyContent: 'center',
+            }}
+        >
+            <Text
+                style={{
+                    fontSize: 22,
+                    textAlign: 'center',
+                }}
+            >
+                {
+                    "Welcome to \"react-native-svg-charts\". \n" +
+                    "To see showcases of all our charts\n"
+                }
+            </Text>
+            <Text
+                style={{
+                    fontSize: 14,
+                    alignSelf: 'center',
+                }}
+            >
+                {
+                    "• Stop your packager \n" +
+                    "• run \"yarn storybook\" \n" +
+                    "• Go to \"localhost:7008\" in your browser\n" +
+                    "• reload your device \n" +
+                    "• browse our charts"
+                }
+            </Text>
+
+        </View>
+    )
+}
 
 AppRegistry.registerComponent('react-native-svg-charts', () => App)