feat: Emby support (#234)

* fix: support credential extraction from Emby

* fix: minor compatibility with emby for retrieving albums

* fix: rename credentials and save credentials type

* fix: weird issue when changing libraries

* fix: correctly map platform names in auth header

* chore: properly carry over old settings

* fix: only enable playlists on jellyfin

* fix: remove jellyfin mentions

* fix: incorporate jellyfin and emby as mentions

src/localisation/types.ts

@@ -13,13 +13,13 @@ export type LocaleKeys = 'play-next'
 | 'onboarding-welcome'
 | 'onboarding-intro'
 | 'onboarding-cta'
-| 'set-jellyfin-server'
-| 'set-jellyfin-server-instruction'
+| 'set-server'
+| 'set-server-instruction'
 | 'settings'
-| 'jellyfin-library'
-| 'jellyfin-server-url'
-| 'jellyfin-access-token'
-| 'jellyfin-user-id'
+| 'library'
+| 'server-url'
+| 'access-token'
+| 'user-id'
 | 'setting-cache'
 | 'setting-cache-description'
 | 'reset-cache'