describeRepositories 
  inline suspend fun EcrClient.describeRepositories(crossinline block: DescribeRepositoriesRequest.Builder.() -> Unit): DescribeRepositoriesResponse
Describes image repositories in a registry.
Samples
fun main() { 
   //sampleStart 
   // The following example obtains a list and description of all repositories in the default registry to
// which the current user has access.
val resp = ecrClient.describeRepositories() 
   //sampleEnd
}