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/models/playout.py

@@ -1,76 +0,0 @@
-from django.db import models
-
-from .files import File
-
-
-class ListenerCount(models.Model):
-    timestamp = models.ForeignKey("Timestamp", models.DO_NOTHING)
-    mount_name = models.ForeignKey("MountName", models.DO_NOTHING)
-    listener_count = models.IntegerField()
-
-    class Meta:
-        managed = False
-        db_table = "cc_listener_count"
-
-
-class LiveLog(models.Model):
-    state = models.CharField(max_length=32)
-    start_time = models.DateTimeField()
-    end_time = models.DateTimeField(blank=True, null=True)
-
-    class Meta:
-        managed = False
-        db_table = "cc_live_log"
-
-
-class PlayoutHistory(models.Model):
-    file = models.ForeignKey(File, models.DO_NOTHING, blank=True, null=True)
-    starts = models.DateTimeField()
-    ends = models.DateTimeField(blank=True, null=True)
-    instance = models.ForeignKey(
-        "ShowInstance", models.DO_NOTHING, blank=True, null=True
-    )
-
-    class Meta:
-        managed = False
-        db_table = "cc_playout_history"
-
-
-class PlayoutHistoryMetadata(models.Model):
-    history = models.ForeignKey(PlayoutHistory, models.DO_NOTHING)
-    key = models.CharField(max_length=128)
-    value = models.CharField(max_length=128)
-
-    class Meta:
-        managed = False
-        db_table = "cc_playout_history_metadata"
-
-
-class PlayoutHistoryTemplate(models.Model):
-    name = models.CharField(max_length=128)
-    type = models.CharField(max_length=35)
-
-    class Meta:
-        managed = False
-        db_table = "cc_playout_history_template"
-
-
-class PlayoutHistoryTemplateField(models.Model):
-    template = models.ForeignKey(PlayoutHistoryTemplate, models.DO_NOTHING)
-    name = models.CharField(max_length=128)
-    label = models.CharField(max_length=128)
-    type = models.CharField(max_length=128)
-    is_file_md = models.BooleanField()
-    position = models.IntegerField()
-
-    class Meta:
-        managed = False
-        db_table = "cc_playout_history_template_field"
-
-
-class Timestamp(models.Model):
-    timestamp = models.DateTimeField()
-
-    class Meta:
-        managed = False
-        db_table = "cc_timestamp"