cmd/tailscale/cli: update docs and unhide configure

Also call out Alpha.

Updates #7220

Signed-off-by: Maisem Ali <maisem@tailscale.com>

cmd/tailscale/cli/cli.go

@@ -113,6 +113,7 @@ change in the future.
 			loginCmd,
 			logoutCmd,
 			switchCmd,
+			configureCmd,
 			netcheckCmd,
 			ipCmd,
 			statusCmd,
@@ -150,8 +151,6 @@ change in the future.
 		rootCmd.Subcommands = append(rootCmd.Subcommands, serveCmd)
 	case slices.Contains(args, "update"):
 		rootCmd.Subcommands = append(rootCmd.Subcommands, updateCmd)
-	case slices.Contains(args, "configure"):
-		rootCmd.Subcommands = append(rootCmd.Subcommands, configureCmd)
 	}
 	if runtime.GOOS == "linux" && distro.Get() == distro.Synology {
 		rootCmd.Subcommands = append(rootCmd.Subcommands, configureHostCmd)

cmd/tailscale/cli/configure-kube.go

@@ -26,12 +26,14 @@ func init() {
 
 var configureKubeconfigCmd = &ffcli.Command{
 	Name:       "kubeconfig",
-	ShortHelp:  "Configure kubeconfig to use Tailscale",
+	ShortHelp:  "[ALPHA] Connect to a Kubernetes cluster using a Tailscale Auth Proxy",
 	ShortUsage: "kubeconfig <hostname-or-fqdn>",
 	LongHelp: strings.TrimSpace(`
-Run this command to configure your kubeconfig to use Tailscale for authentication to a Kubernetes cluster.
+Run this command to configure kubectl to connect to a Kubernetes cluster over Tailscale.
 
 The hostname argument should be set to the Tailscale hostname of the peer running as an auth proxy in the cluster.
+
+See: https://tailscale.com/s/k8s-auth-proxy
 `),
 	FlagSet: (func() *flag.FlagSet {
 		fs := newFlagSet("kubeconfig")

cmd/tailscale/cli/configure-synology.go

@@ -35,11 +35,11 @@ var configureHostCmd = &ffcli.Command{
 var synologyConfigureCmd = &ffcli.Command{
 	Name:      "synology",
 	Exec:      runConfigureSynology,
-	ShortHelp: "Configure Synology to enable more Tailscale features",
+	ShortHelp: "Configure Synology to enable outbound connections",
 	LongHelp: strings.TrimSpace(`
-The 'configure-host' command is intended to run at boot as root
-to create the /dev/net/tun device and give the tailscaled binary
-permission to use it.
+This command is intended to run at boot as root on a Synology device to
+create the /dev/net/tun device and give the tailscaled binary permission
+to use it.
 
 See: https://tailscale.com/kb/1152/synology-outbound/
 `),

cmd/tailscale/cli/configure.go

@@ -15,10 +15,10 @@ import (
 
 var configureCmd = &ffcli.Command{
 	Name:      "configure",
-	ShortHelp: "Configure the host to enable more Tailscale features",
+	ShortHelp: "[ALPHA] Configure the host to enable more Tailscale features",
 	LongHelp: strings.TrimSpace(`
-The 'configure' command is intended to provide a way to configure different
-services on the host to enable more Tailscale features.
+The 'configure' set of commands are intended to provide a way to enable different
+services on the host to use Tailscale in more ways.
 `),
 	FlagSet: (func() *flag.FlagSet {
 		fs := newFlagSet("configure")