umbrella: pet-store storefront fixes (rolling)

.env.examplemodified+6-0

Changes to .env.example

		⋯88 linesShow the 88 lines above this hunk@@ -89,3 +89,9 @@ FRONTEND_APP_ENV="${APP_ENV}"
89	89	FRONTEND_APP_URL="${APP_URL}"
90	90
91	91	FRONTEND_STRIPE_PUBLIC_KEY=
	92	+
	93	+# Admin gate (see app/Gates.ts → 'access-admin').
	94	+# Either env grants admin access; both are comma-separated lists.
	95	+# Leave both empty to deny all admin access by default.
	96	+ADMIN_EMAILS=
	97	+ADMIN_EMAIL_DOMAINS=