feat: support cloned voice deletion

apps/api/internal/runner/voice_clone.go

@@ -18,6 +18,12 @@ type clonedVoiceBinding struct {
 	Explicit bool
 }
 
+type DeletedClonedVoiceResult struct {
+	Voice     store.ClonedVoice `json:"voice"`
+	Upstream  map[string]any    `json:"upstream,omitempty"`
+	RequestID string            `json:"requestId,omitempty"`
+}
+
 func validateVoiceCloneRequest(body map[string]any) error {
 	voiceID := firstNonEmptyString(stringFromMap(body, "voice_id"), stringFromMap(body, "voiceId"))
 	if !validMiniMaxVoiceID(voiceID) {
@@ -184,6 +190,62 @@ func (s *Service) touchClonedVoiceUsage(ctx context.Context, user *auth.User, bo
 	_ = s.store.TouchClonedVoiceUsage(ctx, voice.ID)
 }
 
+func (s *Service) DeleteClonedVoice(ctx context.Context, user *auth.User, rawID string) (DeletedClonedVoiceResult, error) {
+	id := strings.TrimSpace(rawID)
+	if id == "" {
+		return DeletedClonedVoiceResult{}, &clients.ClientError{Code: "bad_request", Message: "voice id is required", StatusCode: 400, Retryable: false}
+	}
+	clonedVoiceID := ""
+	voiceID := id
+	if looksLikeUUID(id) {
+		clonedVoiceID = id
+		voiceID = ""
+	}
+	voice, found, err := s.store.FindClonedVoiceForUser(ctx, user, clonedVoiceID, voiceID)
+	if err != nil {
+		return DeletedClonedVoiceResult{}, err
+	}
+	if !found {
+		return DeletedClonedVoiceResult{}, &clients.ClientError{Code: "cloned_voice_not_found", Message: "cloned voice not found", StatusCode: 404, Retryable: false}
+	}
+	candidate, ok, err := s.store.GetRuntimeModelCandidateForVoiceCloneDeletion(ctx, voice.PlatformModelID, voice.PlatformID)
+	if err != nil {
+		return DeletedClonedVoiceResult{}, err
+	}
+	if !ok {
+		return DeletedClonedVoiceResult{}, &clients.ClientError{Code: "cloned_voice_platform_unavailable", Message: "cloned voice platform binding is unavailable", StatusCode: 400, Retryable: false}
+	}
+	requestHTTPClient, err := s.httpClientForCandidate(candidate, false)
+	if err != nil {
+		return DeletedClonedVoiceResult{}, err
+	}
+	deleter, ok := s.clientFor(candidate, false).(clients.VoiceCloneDeleter)
+	if !ok {
+		return DeletedClonedVoiceResult{}, &clients.ClientError{Code: "unsupported_operation", Message: "voice clone deletion is not supported by this provider", StatusCode: 400, Retryable: false}
+	}
+	upstream, err := deleter.DeleteVoiceClone(ctx, clients.VoiceCloneDeleteRequest{
+		VoiceID:    voice.VoiceID,
+		Candidate:  candidate,
+		HTTPClient: requestHTTPClient,
+	})
+	if err != nil {
+		return DeletedClonedVoiceResult{}, err
+	}
+	deleted, found, err := s.store.DeleteClonedVoiceForUser(ctx, user, voice.ID, voice.VoiceID)
+	if err != nil {
+		return DeletedClonedVoiceResult{}, err
+	}
+	if !found {
+		deleted = voice
+		deleted.Status = "deleted"
+	}
+	return DeletedClonedVoiceResult{
+		Voice:     deleted,
+		Upstream:  upstream.Result,
+		RequestID: upstream.RequestID,
+	}, nil
+}
+
 func firstAudioURLFromResult(result map[string]any) string {
 	items, _ := result["data"].([]any)
 	for _, raw := range items {