Use log.Fatal

main.go

@@ -2,6 +2,7 @@ package main
 
 import (
 	"context"
+	"log"
 	"net/http"
 
 	"github.com/a-h/templ"
@@ -23,5 +24,5 @@ func main() {
 		func() templ.Component { return Click(clicks) },
 		func() { clicks++ },
 	))
-	http.ListenAndServe(":3333", nil)
+	log.Fatal(http.ListenAndServe(":3333", nil))
 }