修改图标

android/app/src/main/AndroidManifest.xml

@@ -4,7 +4,7 @@
          In most cases you can leave this as-is, but you if you want to provide
          additional functionality it is fine to subclass or reimplement
          FlutterApplication and put your custom class here. -->
-  <application android:name="io.flutter.app.FlutterApplication" android:label="小蜜蜂智慧社区" android:icon="@mipmap/logo" android:networkSecurityConfig="@xml/network_security_config">
+  <application android:name="io.flutter.app.FlutterApplication" android:label="小蜜蜂智慧社区" android:icon="@mipmap/ic_launcher" android:networkSecurityConfig="@xml/network_security_config">
   <meta-data android:name="com.amap.api.v2.apikey"
                  android:value="ee697f99e8381b7efde08b9976052bd0"/>
     <activity android:name=".MainActivity" android:launchMode="singleTop" android:theme="@style/LaunchTheme" android:configChanges="orientation|keyboardHidden|keyboard|screenSize|smallestScreenSize|locale|layoutDirection|fontScale|screenLayout|density|uiMode" android:hardwareAccelerated="true" android:windowSoftInputMode="adjustResize">