added certifactions and configurations, util function for constructing image paths

src/types/credits.ts

@@ -0,0 +1,38 @@
+import { Person } from './';
+
+export interface CreditSeason {
+  air_date?: string;
+  poster_path?: string;
+  season_number?: number;
+}
+
+
+export interface Media{
+  i?: number;
+  name?:string;
+  first_air_date?: string;
+  vote_count?: number;
+  overview?: string;
+  vote_average?: number;
+  backdrop_path?: string;
+  genre_ids?: number[];
+  original_name?: string;
+  origin_country?: string[];
+  poster_path?: string;
+  original_language?: string;
+  popularity?: number;
+  character?: string;
+  episodes?: string[];
+  seasons?: CreditSeason[];
+}
+
+export interface CreditResponse {
+  credit_type?: string;
+  department?: string;
+  job?: string;
+  media?: Media;
+  media_type?: string;
+  id?: string;
+  person?: Person;
+}
+