First time running "flutter analyze"

[MrGKanev]

Run flutter analyze
Analyzing Mobile...

info • The import of 'dart:ui' is unnecessary because all of the used elements are also provided by the import of 'package:flutter/material.dart' • lib/main.dart:2:8 • unnecessary_import
info • Use key in widget constructors • lib/main.dart:255:3 • use_key_in_widget_constructors
info • The operand can't be null, so the condition is always true • lib/main.dart:256:41 • unnecessary_null_comparison
info • Use lowercase_with_underscores for package names • pubspec.yaml:1:7 • package_names

4 issues found. (ran in 13.5s)

[MrGKanev]

After the update:
info - Unused import: 'package:bimbala/view/webpage.dart' - lib\main.dart:1:8 - unused_import info - This class (or a class that this class inherits from) is marked as '@immutable', but one or more of its instance fields aren't final: MyApp.place - lib\main.dart:12:7 - must_be_immutable info - The value of the field '_favorite' isn't used - lib\main.dart:15:18 - unused_field info - The import of 'package:flutter/cupertino.dart' is unnecessary because all of the used elements are also provided by the import of 'package:flutter/material.dart' - lib\view\drawer.dart:5:8 - unnecessary_import info - This class (or a class that this class inherits from) is marked as '@immutable', but one or more of its instance fields aren't final: DrawerG.user - lib\view\drawer.dart:8:7 - must_be_immutable info - Avoid leading underscores for local identifiers - lib\view\drawer.dart:19:20 - no_leading_underscores_for_local_identifiers info - Do not use BuildContexts across async gaps - lib\view\drawer.dart:51:9 - use_build_context_synchronously info - Do not use BuildContexts across async gaps - lib\view\drawer.dart:55:9 - use_build_context_synchronously info - Do not use BuildContexts across async gaps - lib\view\drawer.dart:63:9 - use_build_context_synchronously info - Prefer declaring const constructors on@ immutable` classes - lib\view\start_screen.dart:8:3 - prefer_const_constructors_in_immutables
info - This class (or a class that this class inherits from) is marked as '@immutable', but one or more of its instance fields aren't final: WebViewScreen.user - lib\view\webpage.dart:10:7 - must_be_immutable

11 issues found. (ran in 3.6s)