added models in admin and created costumization for each model

michaellopez_music/Homepage/admin.py

 from django.contrib import admin
+from .models import Artist, Album, Song
 
-# Register your models here.
+class ArtistAdmin(admin.ModelAdmin):
+  model = Artist
+
+  search_fields = ('artist_name', 'birth_name',)
+  list_display = ('artist_name', 'birth_name', 'monthly_listeners',)
+  list_filter = ('artist_name', 'birth_name',)
+
+class AlbumAdmin(admin.ModelAdmin):
+  model = Album
+
+  search_fields = ('album_name', 'description', 'label',)
+  list_display = ('album_name', 'description', 'release_date', 'label', 'song_count',)
+  list_filter = ('album_name',)
+
+class SongAdmin(admin.ModelAdmin):
+  model = Song
+
+  search_fields = ('song_title', 'lyrics',)
+  list_display = ('song_title', 'song_length', 'lyrics', 'music_video_flag',)
+  list_filter = ('song_title',)
+
+admin.site.register(Artist, ArtistAdmin)
+admin.site.register(Album, AlbumAdmin)
+admin.site.register(Song, SongAdmin)
\ No newline at end of file