Adjust flags

docs/notifications.md

@@ -121,7 +121,7 @@ docker run -d \
 
 To send notifications via shoutrrr, the following command-line options, or their corresponding environment variables, can be set:
 
-- `--notification-shoutrrr-url` (env. `WATCHTOWER_NOTIFICATION_SHOUTRRR_URL`): The shoutrrr service URL to be used.
+- `--notification-url` (env. `WATCHTOWER_NOTIFICATION_URL`): The shoutrrr service URL to be used.
 
 Go to [https://github.com/containrrr/shoutrrr#service-urls](https://github.com/containrrr/shoutrrr#service-urls) to learn more about the different service URLs you can use.
 
@@ -132,7 +132,7 @@ docker run -d \
   --name watchtower \
   -v /var/run/docker.sock:/var/run/docker.sock \
   -e WATCHTOWER_NOTIFICATIONS=shoutrrr \
-  -e WATCHTOWER_NOTIFICATION_SHOUTRRR_URL=discord://channel/token \
-  -e WATCHTOWER_NOTIFICATION_SHOUTRRR_URL=slack://watchtower@token-a/token-b/token-c \
+  -e WATCHTOWER_NOTIFICATION_URL=discord://channel/token \
+  -e WATCHTOWER_NOTIFICATION_URL=slack://watchtower@token-a/token-b/token-c \
   containrrr/watchtower
 ```

internal/flags/flags.go

@@ -240,9 +240,9 @@ Should only be used for testing.
 		"The Gotify Application required to query the Gotify API")
 
 	flags.StringArrayP(
-		"notification-shoutrrr-url",
+		"notification-url",
 		"",
-		viper.GetStringSlice("WATCHTOWER_NOTIFICATION_SHOUTRRR_URL"),
+		viper.GetStringSlice("WATCHTOWER_NOTIFICATION_URL"),
 		"The shoutrrr URL to send notifications to")
 }
 

pkg/notifications/shoutrrr.go

@@ -22,7 +22,7 @@ type shoutrrrTypeNotifier struct {
 func newShoutrrrNotifier(c *cobra.Command, acceptedLogLevels []log.Level) t.Notifier {
 	flags := c.PersistentFlags()
 
-	urls, _ := flags.GetStringArray("notification-shoutrrr-url")
+	urls, _ := flags.GetStringArray("notification-url")
 
 	n := &shoutrrrTypeNotifier{
 		Urls:      urls,