final

pubspec.lock

 # Generated by pub
 # See https://dart.dev/tools/pub/glossary#lockfile
 packages:
+  archive:
+    dependency: transitive
+    description:
+      name: archive
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "3.2.0"
+  args:
+    dependency: transitive
+    description:
+      name: args
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.3.0"
   async:
     dependency: transitive
     description:
@@ -43,6 +57,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "1.15.0"
+  crypto:
+    dependency: transitive
+    description:
+      name: crypto
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "3.0.1"
   cupertino_icons:
     dependency: "direct main"
     description:
@@ -62,6 +83,13 @@ packages:
     description: flutter
     source: sdk
     version: "0.0.0"
+  flutter_launcher_icons:
+    dependency: "direct main"
+    description:
+      name: flutter_launcher_icons
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.9.2"
   flutter_lints:
     dependency: "direct dev"
     description:
@@ -95,6 +123,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "4.0.0"
+  image:
+    dependency: transitive
+    description:
+      name: image
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "3.1.1"
   lints:
     dependency: transitive
     description:
@@ -130,6 +165,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "1.8.0"
+  petitparser:
+    dependency: transitive
+    description:
+      name: petitparser
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "4.4.0"
   sky_engine:
     dependency: transitive
     description: flutter
@@ -191,6 +233,20 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "2.1.1"
+  xml:
+    dependency: transitive
+    description:
+      name: xml
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "5.3.1"
+  yaml:
+    dependency: transitive
+    description:
+      name: yaml
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "3.1.0"
 sdks:
   dart: ">=2.16.0 <3.0.0"
   flutter: ">=1.12.13+hotfix.5"

pubspec.yaml

@@ -30,9 +30,15 @@ dependencies:
   cupertino_icons: ^1.0.2
   flutter:
     sdk: flutter
+  flutter_launcher_icons: ^0.9.2
   flutter_rating_bar: ^4.0.0
   http: ^0.13.4
 
+flutter_icons:
+  android: "launcher_icon"
+  ios: true
+  image_path: "assets/icon/icon.png"
+  
 dev_dependencies:
   flutter_lints: ^1.0.0
   flutter_test: