feat: add SetAuthCookie helper

account/jwt.go

@@ -4,6 +4,7 @@ import (
 	"crypto/ed25519"
 	"errors"
 	"fmt"
+	"net/http"
 	"strconv"
 	"time"
 
@@ -89,3 +90,14 @@ func JWTVerifyToken(token string, domain string, privateKey ed25519.PrivateKey,
 
 	return claim, err
 }
+
+func SetAuthCookie(w http.ResponseWriter, name, token string) {
+	http.SetCookie(w, &http.Cookie{
+		Name:     name,
+		Value:    token,
+		Expires:  time.Now().Add(24 * time.Hour),
+		Secure:   true,
+		HttpOnly: true,
+		Path:     "/",
+	})
+}