public async Task <IActionResult> AddCandidateToElection(AddCandidateToElectionRequest request)
{
var election = await _electionService.AddCandidateToElection(request.ElectionId, request.CandidateId);
var response = new CandidateAddedToElectionResponse
{
ElectionId = election.Id,
CandidateIds = election.Candidacies.Select(x => x.Candidate.Id).ToArray()
};
return(Ok(response));
}