feat(app): improve payment and paywall UX

src/stores/chat/chat-machine.helpers.ts

@@ -89,6 +89,9 @@ export function sendResponseToUiMessage(response: ChatSendResponse): UiMessage {
     isFromAI: true,
     date: todayString(new Date(response.timestamp)),
     ...(response.imageUrl ? { imageUrl: response.imageUrl } : {}),
+    ...(response.showUpgrade && response.imageUrl
+      ? { imagePaywalled: true }
+      : {}),
   };
 }
 
@@ -147,8 +150,8 @@ export function applyHttpSendOutput(
     return {
       messages: [...context.messages, reply],
       isReplyingAI: false,
-      paywallTriggered: true,
-      paywallReason: "photo_paywall",
+      paywallTriggered: false,
+      paywallReason: null,
       paywallDetail: null,
     };
   }