feat: update app name and icon (#18)

README.md

@@ -1,5 +1,12 @@
 # Casdoor Authenticator App
 
+[![GitHub Actions](https://github.com/casdoor/casdoor-app/actions/workflows/release.yml/badge.svg)](https://github.com/casdoor/casdoor-app/actions/workflows/release.yml)
+[![Release](https://img.shields.io/github/release/casdoor/casdoor-app.svg)](https://github.com/casdoor/casdoor-app/releases/latest)
+[![GitHub issues](https://img.shields.io/github/issues/casdoor/casdoor-app?style=flat-square)](https://github.com/casdoor/casdoor-app/issues)
+[![GitHub forks](https://img.shields.io/github/forks/casdoor/casdoor-app?style=flat-square)](https://github.com/casdoor/casdoor-app/network)
+[![License](https://img.shields.io/github/license/casdoor/casdoor-app?style=flat-square)](https://github.com/casdoor/casdoor-app/blob/master/LICENSE)
+[![Discord](https://img.shields.io/discord/1022748306096537660?logo=discord&label=discord&color=5865F2)](https://discord.gg/5rPsrAzK7S)
+
 Casdoor Authenticator App is a mobile application for iOS and Android that provides multi-factor authentication using the TOTP protocol. This app helps secure user accounts by generating time-based one-time passwords (TOTP). The app is developed using the React Native framework.
 
 ## Features

app.json

@@ -1,7 +1,7 @@
 {
   "expo": {
-    "name": "casdoor-app",
-    "slug": "casdoor-app",
+    "name": "Casdoor",
+    "slug": "Casdoor",
     "version": "1.0.0",
     "orientation": "portrait",
     "icon": "./assets/icon.png",
@@ -22,7 +22,7 @@
     },
     "android": {
       "adaptiveIcon": {
-        "foregroundImage": "./assets/adaptive-icon.png",
+        "foregroundImage": "./assets/icon.png",
         "backgroundColor": "#ffffff"
       },
       "package": "org.casdoor.casdoorapp",