Merged in feat/SW-1381-new-startpage-page (pull request #1197)

feat(SW-1381): add initial start page

* feat(SW-1381): add initial start page

* fix: remove unused startpage template

remove translation key for middleware error page

* fix(SW-1381): add tracking SDK and feature flag to hide start page


Approved-by: Erik Tiekstra
Approved-by: Matilda Landström
Approved-by: Chuma Mcphoy (We Ahead)

server/routers/contentstack/index.ts

@@ -16,6 +16,7 @@ import { loyaltyPageRouter } from "./loyaltyPage"
 import { metadataRouter } from "./metadata"
 import { myPagesRouter } from "./myPages"
 import { rewardRouter } from "./reward"
+import { startPageRouter } from "./startPage"
 
 export const contentstackRouter = router({
   accountPage: accountPageRouter,
@@ -34,4 +35,5 @@ export const contentstackRouter = router({
   metadata: metadataRouter,
   rewards: rewardRouter,
   loyaltyLevels: loyaltyLevelRouter,
+  startPage: startPageRouter,
 })