actually verify the nip05 and strikethrough it if invalid.

profile.templ

@@ -143,7 +143,7 @@ templ profileTemplate(params ProfilePageParams) {
 							<span itemprop="identifier">{ params.Metadata.Npub() }</span>
 						</div>
 						if params.Metadata.NIP05 != "" {
-							<div class="mb-6 leading-5">
+							<div class={ "mb-6", "leading-5", templ.KV("line-through", !params.Metadata.NIP05Valid(ctx)) }>
 								<div class="text-sm text-strongpink">NIP-05 Address</div>
 								<a href={ templ.URL(nip05.IdentifierToURL(params.Metadata.NIP05)) } class="underline-offset-[6px] hover:underline">
 									<span itemprop="alternateName">{ nip05.NormalizeIdentifier(params.Metadata.NIP05) }</span>

render_profile.go

@@ -6,6 +6,7 @@ import (
 	"html/template"
 	"net/http"
 	"strings"
+	"time"
 )
 
 func renderProfile(ctx context.Context, r *http.Request, w http.ResponseWriter, code string) {
@@ -117,6 +118,10 @@ func renderProfile(ctx context.Context, r *http.Request, w http.ResponseWriter,
 			),
 		}
 
+		// give this global context a timeout because it may used inside the template to validate the nip05 address
+		ctx, cancel := context.WithTimeout(ctx, time.Second*3)
+		defer cancel()
+
 		if isEmbed {
 			err = embeddedProfileTemplate(params).Render(ctx, w)
 		} else {