Genres: drop showIDs, add image

src/genres/dto/genre.dto.ts

@@ -1,5 +1,5 @@
 export class GenreDto {
   _id: string;
   name: string;
-  showIDs: string[];
+  image: string;
 }

src/genres/entities/genre.entity.ts

@@ -1,5 +1,5 @@
 export class Genre {
   _id: string;
   name: string;
-  showIDs: string[];
+  image: string;
 }

src/genres/schema/genres.schema.ts

@@ -2,5 +2,5 @@ import { Schema } from 'mongoose';
 
 export const GenreSchema = new Schema({
   name: { type: String, required: true },
-  showIDs: [{ type: Schema.Types.ObjectId, ref: 'Show' }],
+  image: { type: String, required: true },
 });