feat: add jellyfin integration (#672)

* feat: #655 implement jellyfin media server

* fix: table overflow

* feat: pr feedback

* refactor: format

* refactor: merge existing code

* fix: code smells

* refactor: format commit

packages/definitions/src/widget.ts

@@ -8,6 +8,7 @@ export const widgetKinds = [
   "dnsHoleSummary",
   "smartHome-entityState",
   "smartHome-executeAutomation",
+  "mediaServer",
   "calendar",
 ] as const;
 export type WidgetKind = (typeof widgetKinds)[number];