Adding a new logo we can use in stripe.

app/views/plan/index.scala

@@ -24,7 +24,7 @@ object index {
       moreJs = frag(
         script(src := "https://checkout.stripe.com/checkout.js"),
         jsTag("checkout.js"),
-        embedJsUnsafe(s"""lichess.checkout("$stripePublicKey");""")
+        embedJsUnsafe(s"""lichess.checkout("$stripePublicKey", "//${env.net.assetDomain.value}/assets/logo/lichess-stripe.png");""")
       ),
       openGraph = lila.app.ui
         .OpenGraph(

public/javascripts/checkout.js

@@ -1,4 +1,4 @@
-lichess.checkout = function (publicKey) {
+lichess.checkout = function (publicKey, logo) {
 
   var $checkout = $('div.plan_checkout');
   var lifetime = {
@@ -91,7 +91,7 @@ lichess.checkout = function (publicKey) {
   var stripeHandler = StripeCheckout.configure({
     key: publicKey,
     name: 'lichess.org',
-    image: 'https://lichess1.org/assets/logo/lichess-favicon-512.png',
+    image: logo,
     locale: 'auto',
     allowRememberMe: false,
     zipCode: false,