feat(api): split api into multiple apps (#1626)

Fixes #1622

- split the api into 4 apps: core, history, schedule, storage
- exploded the settings into testing/prod

api/libretime_api/schedule/views/podcast.py

@@ -0,0 +1,33 @@
+from rest_framework import viewsets
+
+from ..models import ImportedPodcast, Podcast, PodcastEpisode, StationPodcast
+from ..serializers import (
+    ImportedPodcastSerializer,
+    PodcastEpisodeSerializer,
+    PodcastSerializer,
+    StationPodcastSerializer,
+)
+
+
+class PodcastViewSet(viewsets.ModelViewSet):
+    queryset = Podcast.objects.all()
+    serializer_class = PodcastSerializer
+    model_permission_name = "podcast"
+
+
+class PodcastEpisodeViewSet(viewsets.ModelViewSet):
+    queryset = PodcastEpisode.objects.all()
+    serializer_class = PodcastEpisodeSerializer
+    model_permission_name = "podcastepisode"
+
+
+class StationPodcastViewSet(viewsets.ModelViewSet):
+    queryset = StationPodcast.objects.all()
+    serializer_class = StationPodcastSerializer
+    model_permission_name = "station"
+
+
+class ImportedPodcastViewSet(viewsets.ModelViewSet):
+    queryset = ImportedPodcast.objects.all()
+    serializer_class = ImportedPodcastSerializer
+    model_permission_name = "importedpodcast"