fix: address unhandled promise rejections & bump node to v16.13 (#2398)

* fix: unhandled promise rejections

* build(deps): bump node from 14.18 to 16.13

* fix: unhandled promise rejection in new Plex users endpoint

* fix: build error

Co-authored-by: Ryan Cohen <ryan@sct.dev>

server/api/servarr/radarr.ts

@@ -1,7 +1,7 @@
 import logger from '../../logger';
 import ServarrBase from './base';
 
-interface RadarrMovieOptions {
+export interface RadarrMovieOptions {
   title: string;
   qualityProfileId: number;
   minimumAvailability: string;

server/api/servarr/sonarr.ts

@@ -63,7 +63,7 @@ export interface SonarrSeries {
   };
 }
 
-interface AddSeriesOptions {
+export interface AddSeriesOptions {
   tvdbid: number;
   title: string;
   profileId: number;