fixed grammar mistakes

src/endpoints/movies.ts

@@ -2,7 +2,7 @@ import { BaseEndpoint } from './base';
 import {
   AlternativeTitles,
   AppendToResponse,
-  AppendToResponseMovieKeys,
+  AppendToResponseMovieKey,
   ChangeOptions,
   Changes,
   Credits,
@@ -35,7 +35,7 @@ export class MoviesEndpoint extends BaseEndpoint {
     super(accessToken);
   }
 
-  async details<T extends AppendToResponseMovieKeys[] | undefined>(
+  async details<T extends AppendToResponseMovieKey[] | undefined>(
     id: number,
     appendToResponse?: T
   ) {

src/endpoints/people.ts

@@ -1,6 +1,6 @@
 import {
   AppendToResponse,
-  AppendToResponsePersonKeys,
+  AppendToResponsePersonKey,
   ChangeOptions,
   ExternalIds,
   PageOption,
@@ -23,7 +23,7 @@ export class PeopleEndpoint extends BaseEndpoint {
     super(accessToken);
   }
 
-  async details<T extends AppendToResponsePersonKeys[] | undefined>(
+  async details<T extends AppendToResponsePersonKey[] | undefined>(
     id: number,
     appendToResponse?: T
   ) {

src/endpoints/tv-shows.ts

@@ -2,7 +2,7 @@ import { BaseEndpoint } from './base';
 import {
   AlternativeTitles,
   AppendToResponse,
-  AppendToResponseTvKeys,
+  AppendToResponseTvKey,
   ChangeOptions,
   Changes,
   ContentRatings,
@@ -37,7 +37,7 @@ export class TvShowsEndpoint extends BaseEndpoint {
     super(accessToken);
   }
 
-  async details<T extends AppendToResponseTvKeys[] | undefined>(
+  async details<T extends AppendToResponseTvKey[] | undefined>(
     id: number,
     appendToResponse?: T
   ) {

src/types/options.ts

@@ -38,7 +38,7 @@ export interface PageOption {
   page?: number;
 }
 
-export type AppendToResponseMovieKeys =
+export type AppendToResponseMovieKey =
   | 'images'
   | 'videos'
   | 'credits'
@@ -54,7 +54,7 @@ export type AppendToResponseMovieKeys =
   | 'watch/providers'
   | 'keywords';
 
-export type AppendToResponseTvKeys =
+export type AppendToResponseTvKey =
   | 'content_ratings'
   | 'images'
   | 'videos'
@@ -72,7 +72,7 @@ export type AppendToResponseTvKeys =
   | 'screened_theatrically'
   | 'keywords';
 
-export type AppendToResponsePersonKeys =
+export type AppendToResponsePersonKey =
   | 'images'
   | 'changes'
   | 'movie_credits'
@@ -83,9 +83,9 @@ export type AppendToResponsePersonKeys =
   | 'translations';
 
 type AppendToResponseAllKeys =
-  | AppendToResponseTvKeys
-  | AppendToResponseMovieKeys
-  | AppendToResponsePersonKeys;
+  | AppendToResponseTvKey
+  | AppendToResponseMovieKey
+  | AppendToResponsePersonKey;
 
 export type AppendToResponseMediaType = 'movie' | 'tvShow' | 'person';