Refactor streamers configs

src/domain/streamers.py

@@ -0,0 +1,31 @@
+from pydantic import BaseModel
+
+class TwitchConfig(BaseModel):
+    id: int
+    name: str
+
+class NotificationsConfig(BaseModel):
+    start_stream: str
+    change_category: str | None = None
+
+class GamesListConfig(BaseModel):
+    channel_id: int
+    message_id: int
+
+class DiscordConfig(BaseModel):
+    guild_id: int
+    notifications_channel_id: int
+    games_list: GamesListConfig | None = None
+    roles: dict[str, int] | None = None
+
+class TelegramConfig(BaseModel):
+    notifications_channel_id: int
+
+class IntegrationsConfig(BaseModel):
+    discord: DiscordConfig | None = None
+    telegram: TelegramConfig | None = None
+
+class StreamerConfig(BaseModel):
+    twitch: TwitchConfig
+    notifications: NotificationsConfig
+    integrations: IntegrationsConfig