Class to read from IConfiguration

StorageConfig.cs

public class StorageConfig
{
    private readonly IConfiguration configuration;

    public StorageConfig(IConfiguration configuration)
    {
        this.configuration = configuration;
    }

    public string AccountName
    {
        get { return this.configuration["AccountName"]; }
    }

    public string ContainerName
    {
        get { return this.configuration["ContainerName"]; }
    }

    public string Key
    {
        get { return this.configuration["Key"]; }
    }
}