Создание коллекций

pubspec.lock

@@ -369,6 +369,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "7.0.1"
+  file_picker:
+    dependency: "direct main"
+    description:
+      name: file_picker
+      sha256: "8d938fd5c11dc81bf1acd4f7f0486c683fe9e79a0b13419e27730f9ce4d8a25b"
+      url: "https://pub.dev"
+    source: hosted
+    version: "9.2.1"
   fixnum:
     dependency: transitive
     description:
@@ -435,6 +443,14 @@ packages:
     description: flutter
     source: sdk
     version: "0.0.0"
+  flutter_plugin_android_lifecycle:
+    dependency: transitive
+    description:
+      name: flutter_plugin_android_lifecycle
+      sha256: "5a1e6fb2c0561958d7e4c33574674bda7b77caaca7a33b758876956f2902eea3"
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.0.27"
   flutter_screenutil:
     dependency: "direct main"
     description:
@@ -509,6 +525,14 @@ packages:
     description: flutter
     source: sdk
     version: "0.0.0"
+  fluttertoast:
+    dependency: "direct main"
+    description:
+      name: fluttertoast
+      sha256: "25e51620424d92d3db3832464774a6143b5053f15e382d8ffbfd40b6e795dcf1"
+      url: "https://pub.dev"
+    source: hosted
+    version: "8.2.12"
   fps_widget:
     dependency: "direct main"
     description:
@@ -821,14 +845,6 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "2.0.2"
-  oktoast:
-    dependency: "direct main"
-    description:
-      name: oktoast
-      sha256: f1366c5c793ddfb8f55bc6fc3e45db43c45debf173b765fb4c5ec096cbdeb84a
-      url: "https://pub.dev"
-    source: hosted
-    version: "3.4.0"
   package_config:
     dependency: transitive
     description: