fix(chat): isolate pending flows and cancel stale requests

src/app/external-entry/external-entry-persist.tsx

@@ -15,6 +15,10 @@ import {
   savePendingChatPromotion,
 } from "@/lib/navigation/chat_unlock_session";
 import { ROUTES } from "@/router/routes";
+import {
+  DEFAULT_CHARACTER_ID,
+  getCharacterBySlug,
+} from "@/data/constants/character";
 import { Logger } from "@/utils/logger";
 import { useAuthDispatch, useAuthState } from "@/stores/auth/auth-context";
 
@@ -49,6 +53,8 @@ export default function ExternalEntryPersist({
   const hasReinitializedForPsidRef = useRef(false);
   const targetRoute = resolveExternalEntryTarget({ target });
   const destination = resolveExternalEntryDestination({ target, character });
+  const characterId =
+    getCharacterBySlug(character)?.id ?? DEFAULT_CHARACTER_ID;
   const resolvedPromotionType = resolveExternalEntryPromotionType({
     mode,
     promotionType,
@@ -66,7 +72,7 @@ export default function ExternalEntryPersist({
           avatarUrl,
         }),
         targetRoute === ROUTES.chat && resolvedPromotionType
-          ? savePendingChatPromotion(resolvedPromotionType)
+          ? savePendingChatPromotion(resolvedPromotionType, characterId)
           : clearPendingChatPromotion(),
       ]);
       for (const result of results) {
@@ -87,6 +93,7 @@ export default function ExternalEntryPersist({
     avatarUrl,
     asid,
     character,
+    characterId,
     destination,
     deviceId,
     mode,