feat: add mode selecting (#15)

Co-authored-by: Timo Behrendt <t.behrendt@t00n.de>
Co-committed-by: Timo Behrendt <t.behrendt@t00n.de>

pkg/notificationProvider/gotify/gotify.go

@@ -64,8 +64,10 @@ func (p *NotificationProviderImplGotify) SendNotification(title string, message
 	}
 
 	messageUrl := p.Url
-	messageUrl.JoinPath("message")
-	messageUrl.Query().Add("token", p.Token)
+	messageUrl = *messageUrl.JoinPath("message")
+	queryParams := messageUrl.Query()
+	queryParams.Add("token", p.Token)
+	messageUrl.RawQuery = queryParams.Encode()
 
 	req, err := http.NewRequest("POST", messageUrl.String(), bytes.NewBuffer(messageJson))
 	if err != nil {