feat: replace the USDT0 promo with the Ethena launch on Home

@shared/api/internal.ts

@@ -2587,10 +2587,10 @@ export const getTokenIds = async ({
   return tokenIdList;
 };
 
-export const getUsdt0LaunchBannerDismissed = async (): Promise<boolean> => {
+export const getEthenaLaunchBannerDismissed = async (): Promise<boolean> => {
   const { isDismissed, error } = await sendMessageToBackground({
     activePublicKey: null,
-    type: SERVICE_TYPES.GET_USDT0_LAUNCH_BANNER_DISMISSED,
+    type: SERVICE_TYPES.GET_ETHENA_LAUNCH_BANNER_DISMISSED,
   });
 
   if (error) {
@@ -2600,12 +2600,12 @@ export const getUsdt0LaunchBannerDismissed = async (): Promise<boolean> => {
   return !!isDismissed;
 };
 
-export const dismissUsdt0LaunchBanner = async (): Promise<{
+export const dismissEthenaLaunchBanner = async (): Promise<{
   isDismissed: boolean;
 }> => {
   const { isDismissed, error } = await sendMessageToBackground({
     activePublicKey: null,
-    type: SERVICE_TYPES.DISMISS_USDT0_LAUNCH_BANNER,
+    type: SERVICE_TYPES.DISMISS_ETHENA_LAUNCH_BANNER,
   });
 
   if (error) {
@@ -3186,6 +3186,21 @@ export const claimRebrandAnnouncement = async (): Promise<boolean> => {
   return Boolean(shouldShowRebrandAnnouncement);
 };
 
+// True once per eligible wallet, like the rebrand announcement above: the
+// background flips pending to seen as it answers.
+export const claimEthenaLaunchPromo = async (): Promise<boolean> => {
+  const { shouldShowEthenaLaunchPromo, error } = await sendMessageToBackground({
+    activePublicKey: null,
+    type: SERVICE_TYPES.CLAIM_ETHENA_LAUNCH_PROMO,
+  });
+
+  if (error) {
+    throw new Error(error);
+  }
+
+  return Boolean(shouldShowEthenaLaunchPromo);
+};
+
 export const getCachedSwapTopTokens = async (
   network: string,
 ): Promise<{ tokens: TrendingAsset[]; updatedAt: number } | null> => {

@shared/api/types/message-request.ts

@@ -436,12 +436,12 @@ export interface GetHiddenAssetsMessage extends BaseMessage {
   network: string;
 }
 
-export interface GetUsdt0LaunchBannerDismissedMessage extends BaseMessage {
-  type: SERVICE_TYPES.GET_USDT0_LAUNCH_BANNER_DISMISSED;
+export interface GetEthenaLaunchBannerDismissedMessage extends BaseMessage {
+  type: SERVICE_TYPES.GET_ETHENA_LAUNCH_BANNER_DISMISSED;
 }
 
-export interface DismissUsdt0LaunchBannerMessage extends BaseMessage {
-  type: SERVICE_TYPES.DISMISS_USDT0_LAUNCH_BANNER;
+export interface DismissEthenaLaunchBannerMessage extends BaseMessage {
+  type: SERVICE_TYPES.DISMISS_ETHENA_LAUNCH_BANNER;
 }
 
 export interface GetRecentProtocolsMessage extends BaseMessage {
@@ -469,6 +469,10 @@ export interface ClaimRebrandAnnouncementMessage extends BaseMessage {
   type: SERVICE_TYPES.CLAIM_REBRAND_ANNOUNCEMENT;
 }
 
+export interface ClaimEthenaLaunchPromoMessage extends BaseMessage {
+  type: SERVICE_TYPES.CLAIM_ETHENA_LAUNCH_PROMO;
+}
+
 export interface GetBlockaidDebugOverrideMessage extends BaseMessage {
   type: SERVICE_TYPES.GET_BLOCKAID_DEBUG_OVERRIDE;
 }
@@ -590,14 +594,15 @@ export type ServiceMessageRequest =
   | GetIsAccountMismatchMessage
   | ChangeAssetVisibilityMessage
   | GetHiddenAssetsMessage
-  | GetUsdt0LaunchBannerDismissedMessage
-  | DismissUsdt0LaunchBannerMessage
+  | GetEthenaLaunchBannerDismissedMessage
+  | DismissEthenaLaunchBannerMessage
   | GetRecentProtocolsMessage
   | AddRecentProtocolMessage
   | ClearRecentProtocolsMessage
   | GetDiscoverWelcomeSeenMessage
   | DismissDiscoverWelcomeMessage
   | ClaimRebrandAnnouncementMessage
+  | ClaimEthenaLaunchPromoMessage
   | GetBlockaidDebugOverrideMessage
   | AddCollectibleMessage
   | GetCollectiblesMessage

@shared/api/types/types.ts

@@ -143,6 +143,7 @@ export interface Response {
   recentProtocols: RecentProtocolEntry[];
   hasSeenDiscoverWelcome: boolean;
   shouldShowRebrandAnnouncement: boolean;
+  shouldShowEthenaLaunchPromo: boolean;
   cachedSwapTopTokens: { tokens: TrendingAsset[]; updatedAt: number } | null;
 }
 

@shared/constants/services.ts

@@ -55,8 +55,8 @@ export enum SERVICE_TYPES {
   CHANGE_ASSET_VISIBILITY = "CHANGE_ASSET_VISIBILITY",
   GET_HIDDEN_ASSETS = "GET_HIDDEN_ASSETS",
   GET_IS_ACCOUNT_MISMATCH = "GET_IS_ACCOUNT_MISMATCH",
-  GET_USDT0_LAUNCH_BANNER_DISMISSED = "GET_USDT0_LAUNCH_BANNER_DISMISSED",
-  DISMISS_USDT0_LAUNCH_BANNER = "DISMISS_USDT0_LAUNCH_BANNER",
+  GET_ETHENA_LAUNCH_BANNER_DISMISSED = "GET_ETHENA_LAUNCH_BANNER_DISMISSED",
+  DISMISS_ETHENA_LAUNCH_BANNER = "DISMISS_ETHENA_LAUNCH_BANNER",
   GET_BLOCKAID_DEBUG_OVERRIDE = "GET_BLOCKAID_DEBUG_OVERRIDE",
   SAVE_BLOCKAID_DEBUG_OVERRIDE = "SAVE_BLOCKAID_DEBUG_OVERRIDE",
   ADD_COLLECTIBLE = "ADD_COLLECTIBLE",
@@ -72,6 +72,7 @@ export enum SERVICE_TYPES {
   GET_DISCOVER_WELCOME_SEEN = "GET_DISCOVER_WELCOME_SEEN",
   DISMISS_DISCOVER_WELCOME = "DISMISS_DISCOVER_WELCOME",
   CLAIM_REBRAND_ANNOUNCEMENT = "CLAIM_REBRAND_ANNOUNCEMENT",
+  CLAIM_ETHENA_LAUNCH_PROMO = "CLAIM_ETHENA_LAUNCH_PROMO",
   GET_CACHED_SWAP_TOP_TOKENS = "GET_CACHED_SWAP_TOP_TOKENS",
   CACHE_SWAP_TOP_TOKENS = "CACHE_SWAP_TOP_TOKENS",
   USER_ACTIVITY = "USER_ACTIVITY",