Refactors services with defaultConfig and polled data.

Much more simpler code base. Each service requires a poll functioon to poll its
status. If type is defined, and the registered '+service.ts' exports a poll
ServicePoller, it will be used. Otherwise, a generic poll mechanism is used.

src/config.yml

@@ -18,20 +18,17 @@ services:
     - title: '/Media'
       icon: 'fas fa-photo-film'
       items:
-          - title: 'Jellyfin'
+          - type: jellyfin
             url: 'https://eagle.tuleu.me'
-            type: jellyfin
             keywords: 'cloud storage files'
 
-          - title: 'Sonarr'
+          - type: sonarr
             url: 'http://sonarr.lan'
-            type: sonarr
             api_key: 43f13770f9a0419bbdc3224dae76e886
             keywords: 'shows tracker torrent usenet'
 
-          - title: 'Radarr'
+          - type: radarr
             url: 'http://radarr.lan'
-            type: radarr
             keywords: 'movies tracker torrent usenet'
 
     - title: '/Cloud'
@@ -46,8 +43,7 @@ services:
     - title: '/Infra'
       icon: 'fas fa-network-wired'
       items:
-          - title: 'PiHole'
+          - type: pihole
             url: 'http://pihole.lan/admin'
-            type: 'pihole'
             keywords: 'dns ads blocker internet'
             api_token: a3996b80e3d9cdb86b338396a164a8814e8d6f44d2986261fe573bfea53a75fb