in src/ApiForFhirMigrationTool.Function/Configuration/MigrationOptions.cs [312:325]
public bool ValidateConfig()
{
if (SourceUri != null
&& DestinationUri != null
&& !string.IsNullOrEmpty(ImportMode)
&& ScheduleInterval > 0)
{
return true;
}
else
{
throw new ArgumentException($"Process exiting: Please make sure that the required configuration values are available.");
}
}