如何解决Flutter项目Xcode构建时的废弃API警告与语义问题？

我使用Flutter配置Podfile后，构建iOS项目时出现废弃API警告与语义问题（当前开发环境为Android 12）。已执行pod install、pod outdated（返回所有依赖均为最新版本）、flutter clean、pod deintegrate等操作，目前无构建错误且可正常部署应用，但希望彻底解决这些警告问题。所有iOS部署目标已设置为12.0。

pubspec.yaml 依赖包：

description: A new Flutter project.

https://developer.apple.com/library/archive/documentation/General/Reference/InfoPlistKeyReference/Articles/CoreFoundationKeys.html
version: 1.0.0+1

environment:
  sdk: ">=2.12.0 <3.0.0"

dependencies:
  flutter:
    sdk: flutter


  cupertino_icons: ^1.0.2
  webview_flutter: ^3.0.4
  flutter_secure_storage: ^5.0.2
  shared_preferences: ^2.0.15
  intl: 0.17.0
  url_launcher: ^6.1.5
  http: ^0.13.4
  rxdart: ^0.27.5
  provider: ^6.0.3
  awesome_dialog: ^2.2.1
  jwt_decoder: 2.0.1
  country_code_picker: 2.0.2
  flutter_local_notifications: ^9.7.0
  permission_handler: ^10.0.0
  firebase_core: ^1.19.2
  firebase_messaging: ^12.0.0
  shimmer: 2.0.0
  flutter_typeahead: ^4.0.0
  cached_network_image: ^3.2.1
  flutter_html: ^3.0.0-alpha.5
  flutter_staggered_animations: 1.0.0
  file_picker: ^4.6.1
  csv: ^5.0.1
  path_provider: ^2.0.11
  flutter_rating_bar: ^4.0.1
  image_picker: ^0.8.5+3
  photo_view: ^0.14.0
  flutter_downloader: ^1.8.1
  image_downloader: ^0.31.0
  flutter_math_fork: ^0.6.3+1


dev_dependencies:
  flutter_test:
    sdk: flutter

Podfile：

platform :ios, '12.0'


ENV['COCOAPODS_DISABLE_STATS'] = 'true'

project 'Runner', {
  'Debug' => :debug,
  'Profile' => :release,
  'Release' => :release,
}

def flutter_root
  generated_xcode_build_settings_path = File.expand_path(File.join('..', 'Flutter', 'Generated.xcconfig'), __FILE__)
  unless File.exist?(generated_xcode_build_settings_path)
    raise "#{generated_xcode_build_settings_path} must exist. If you're running pod install manually, make sure flutter pub get is executed first"
  end

  File.foreach(generated_xcode_build_settings_path) do |line|
    matches = line.match(/FLUTTER_ROOT\=(.*)/)
    return matches[1].strip if matches
  end
  raise "FLUTTER_ROOT not found in #{generated_xcode_build_settings_path}. Try deleting Generated.xcconfig, then run flutter pub get"
end

require File.expand_path(File.join('packages', 'flutter_tools', 'bin', 'podhelper'), flutter_root)

flutter_ios_podfile_setup

target 'Runner' do
  use_frameworks!
  use_modular_headers!

  flutter_install_all_ios_pods File.dirname(File.realpath(__FILE__))
end

post_install do |installer|
  installer.pods_project.targets.each do |target|
    flutter_additional_ios_build_settings(target)
  end
end

内容的提问来源于stack exchange，提问作者Denver Shenal