openapi defs for album and artist

backend/playlist/views/api/album.py

@@ -2,14 +2,17 @@ from rest_framework.views import APIView
 from rest_framework.response import Response
 from playlist.models import Album
 from playlist.serializers import AlbumSerializer
+from drf_spectacular.utils import extend_schema
 
 class AlbumListView(APIView):
+    @extend_schema(responses={200: AlbumSerializer(many=True)})
     def get(self, request):
         albums = Album.objects.all()
         serializer = AlbumSerializer(albums, many=True, context={'request': request})
         return Response(serializer.data)
 
 class AlbumDetailView(APIView):
+    @extend_schema(responses={200: AlbumSerializer})
     def get(self, request, id):
         album = Album.objects.get(pk=id)
         serializer = AlbumSerializer(album, context={'request': request})

backend/playlist/views/api/artist.py

@@ -3,13 +3,16 @@ from rest_framework.views import APIView
 from rest_framework.response import Response
 from playlist.models import Artist
 from playlist.serializers import ArtistSerializer
+from drf_spectacular.utils import extend_schema
 
+@extend_schema(responses={200: ArtistSerializer(many=True)})
 class ArtistListView(APIView):
     def get(self, request):
         artists = Artist.objects.all()
         serializer = ArtistSerializer(artists, many=True, context={'request': request})
         return Response(serializer.data)
 
+@extend_schema(responses={200: ArtistSerializer})
 class ArtistDetailView(APIView):
     def get(self, request, id):
         artist = Artist.objects.get(pk=id)