feat(index): Add http/module api to interact with the index engine (#13869)

* feat(index): Add support to trigger sync manually

* feat(index): Add API route to interact with

* feat(index): Add API route to interact with

* feat(index): Add API route to interact with

* test(): Add http integration tests

* Create weak-elephants-reply.md

packages/core/framework/src/types/container.ts

@@ -12,6 +12,7 @@ import {
   IEventBusModuleService,
   IFileModuleService,
   IFulfillmentModuleService,
+  IIndexService,
   IInventoryService,
   ILockingModule,
   INotificationModuleService,
@@ -78,6 +79,7 @@ declare module "@medusajs/types" {
     [Modules.LOCKING]: ILockingModule
     [Modules.SETTINGS]: ISettingsModuleService
     [Modules.CACHING]: ICachingModuleService
+    [Modules.INDEX]: IIndexService
   }
 }