internal/dis/component/ssh: Shorten help text

internal/config/http.go

@@ -2,6 +2,7 @@ package config
 
 import (
 	"fmt"
+	"net/url"
 	"strings"
 
 	"github.com/tkw1536/pkglib/collection"
@@ -23,6 +24,20 @@ type HTTPConfig struct {
 	CertbotEmail string `yaml:"certbot_email" validate:"email"`
 }
 
+// JoinPath returns the root public url joined with the provided parts.
+func (hcfg HTTPConfig) JoinPath(elem ...string) *url.URL {
+	u := url.URL{
+		Scheme: "http",
+		Host:   hcfg.PrimaryDomain,
+		Path:   "/",
+	}
+	if hcfg.HTTPSEnabled() {
+		u.Scheme = "https"
+	}
+
+	return u.JoinPath(elem...)
+}
+
 // TCPMuxCommand generates a command line for the sslh executable.
 func (hcfg HTTPConfig) TCPMuxCommand(addr string, http string, https string, ssh string) string {
 	if hcfg.HTTPSEnabled() {