Fix homepage Traefik network routing and update configurations

- Add traefik.docker.network=traefik-network label to homepage service
- Prevent Traefik from using wrong IP from homelab-network
- Resolve 504 Gateway Timeout issues after authentication
- Update various docker-compose configurations and templates
- Clean up unused configuration files

docker-compose/dashboards/homepage/docker.yaml

@@ -13,6 +13,6 @@
 #  host: 192.168.4.5
 #  port: 2375
 
-#${SERVER_HOSTNAME}:
+#jasper:
 #  host: 192.168.4.11
 #  port: 2375