feat: allow to only destroy remote server

cli/server/new.go

@@ -222,7 +222,6 @@ API tokens are read from the environment if specified, e.g.
 
 Where "$provider_TOKEN" is the expected env var format.
 `,
-	ArgsUsage: "<provider>",
 	Flags: []cli.Flag{
 		internal.ServerProviderFlag,
 

cli/server/remove.go

@@ -102,7 +102,7 @@ destroyed.
 var serverRemoveCommand = &cli.Command{
 	Name:      "remove",
 	Aliases:   []string{"rm"},
-	ArgsUsage: "<server>",
+	ArgsUsage: "[<server>]",
 	Usage:     "Remove a managed server",
 	Description: `
 This command removes a server from Abra management.
@@ -117,16 +117,21 @@ like tears in rain.
 `,
 	Flags: []cli.Flag{
 		rmServerFlag,
+		internal.ServerProviderFlag,
 
 		// Hetzner
 		internal.HetznerCloudNameFlag,
 		internal.HetznerCloudAPITokenFlag,
 	},
 	Action: func(c *cli.Context) error {
-		serverName, err := internal.ValidateServer(c)
+		serverName := c.Args().Get(1)
+		if serverName != "" {
+			var err error
+			serverName, err = internal.ValidateServer(c)
 			if err != nil {
 				logrus.Fatal(err)
 			}
+		}
 
 		if !rmServer {
 			logrus.Warn("did not pass -s/--server for actual server deletion, prompting")
@@ -160,6 +165,7 @@ like tears in rain.
 
 		}
 
+		if serverName != "" {
 			if err := client.DeleteContext(serverName); err != nil {
 				logrus.Fatal(err)
 			}
@@ -169,6 +175,7 @@ like tears in rain.
 			}
 
 			logrus.Infof("server at %s has been lost in time, like tears in rain", serverName)
+		}
 
 		return nil
 	},