Add Traefik, Wallabag, Olivetin (#838)

* Add Traefik, Wallabag, Olivetin

* allow subtitle override

* add dummy data for olivetin, traefik, wallabag

docs/customservices.md

@@ -28,6 +28,7 @@ within Homer:
 - [Medusa](#medusa)
 - [Nextcloud](#nextcloud)
 - [OctoPrint / Moonraker](#octoprintmoonraker)
+- [Olivetin](#olivetin)
 - [OpenHAB](#openhab)
 - [OpenWeatherMap](#openweathermap)
 - [PaperlessNG](#paperlessng)
@@ -45,7 +46,9 @@ within Homer:
 - [Speedtest Tracker](#speedtesttracker)
 - [Tautulli](#tautulli)
 - [Tdarr](#tdarr)
+- [Traefik](#traefik)
 - [Uptime Kuma](#uptime-kuma)
+- [Wallabag](#wallabag)
 - [What's Up Docker](#whats-up-docker)
 
 > [!IMPORTANT]  
@@ -307,6 +310,17 @@ Moonraker's API mimmicks a few of OctoPrint's endpoints which makes these servic
   type: "OctoPrint"
 ```
 
+## Olivetin
+
+This service displays a version string instead of a subtitle. Example configuration:
+
+```yaml
+- name: Olivetin
+  type: Olivetin
+  logo: assets/tools/sample.png
+  url: https://olivetin.example.com
+```
+
 ## OpenHAB
 
 You need to set the type to OpenHAB, provide an api key and enable cors on OpenHAB.
@@ -594,6 +608,17 @@ for transcoding on your Tdarr instance as well as the number of errored items.
   checkInterval: 5000 # (Optional) Interval (in ms) for updating the queue & error counts
 ```
 
+## Traefik
+
+This service displays a version string instead of a subtitle. Example configuration:
+
+```yaml
+- name: Traefik
+  type: Traefik
+  logo: assets/tools/sample.png
+  url: http://traefik.example.com
+```
+
 ## Uptime Kuma
 
 Using the Uptime Kuma service you can display info about your instance uptime right on your Homer dashboard.
@@ -609,6 +634,17 @@ The following configuration is available for the UptimeKuma service. Needs v1.13
   type: "UptimeKuma"
 ```
 
+## Wallabag
+
+This service displays a version string instead of a subtitle. Example configuration:
+
+```yaml
+- name: Wallabag
+  type: Wallabag
+  logo: assets/tools/sample.png
+  url: https://wallabag.example.com
+```
+
 ## What's up Docker
 
 What's up Docker allow to display info about the number of container running and the number for which an update is available on your Homer dashboard.