title: Flutter,pubspec.yaml file is showing some errors
body: <p>I don't know what is happening but I m not able to insert image through Asset image using <code>pubspec.yaml</code> file.Pub get is not loading dependencies.  </p>
  
  <p>Kindly please help me out. I am running a flutter project.  </p>
  
  <p>Here is the code of <code>pubspec.yaml</code> file</p>
  
  <pre><code>name: mi_card_flutter
  description: A new Flutter application.
  
  # The following defines the version and build number for your application.
  # A version number is three numbers separated by dots, like 1.2.43
  # followed by an optional build number separated by a +.
  # Both the version and the builder number may be overridden in flutter
  # build by specifying --build-name and --build-number, respectively.
  # Read more about versioning at semver.org.
  version: 1.0.0+1
  
  environment:
    sdk: "&gt;=2.1.0 &lt;3.0.0"
  
  dependencies:
    flutter:
      sdk: flutter
  
    # The following adds the Cupertino Icons font to your application.
    # Use with the CupertinoIcons class for iOS style icons.
    cupertino_icons: ^0.1.2
  
  dev_dependencies:
    flutter_test:
      sdk: flutter
  flutter:
    uses-material-design: true
    assets:
      images/khushi.jpg
  </code></pre>
  
  <p>Error is :</p>
  
  <blockquote>
    <p>Error detected in pubspec.yaml:
            Expected "assets" to be a list, but got images/ (String).
            Please correct the pubspec.yaml file at C:\Users\khush\AndroidStudioProjects\mi_card_flutter\pubspec.yaml
        Process finished with exit code 1</p>
  </blockquote>
  
  <p><img src="https://i.stack.imgur.com/LQ3EC.png" alt="enter image description here"> </p>