feat(types,module-sdk): setup authentication module skeleton (#5943)

**What**
- add authentication module skeleton

packages/modules-sdk/src/definitions.ts

@@ -14,6 +14,7 @@ export enum Modules {
   PRODUCT = "productService",
   PRICING = "pricingService",
   PROMOTION = "promotion",
+  AUTHENTICATION = "authentication",
 }
 
 export enum ModuleRegistrationName {
@@ -24,6 +25,7 @@ export enum ModuleRegistrationName {
   PRODUCT = "productModuleService",
   PRICING = "pricingModuleService",
   PROMOTION = "promotionModuleService",
+  AUTHENTICATION = "authenticationModuleService",
 }
 
 export const MODULE_PACKAGE_NAMES = {
@@ -34,6 +36,7 @@ export const MODULE_PACKAGE_NAMES = {
   [Modules.CACHE]: "@medusajs/cache-inmemory",
   [Modules.PRICING]: "@medusajs/pricing",
   [Modules.PROMOTION]: "@medusajs/promotion",
+  [Modules.AUTHENTICATION]: "@medusajs/authentication",
 }
 
 export const ModulesDefinition: { [key: string | Modules]: ModuleDefinition } =
@@ -137,6 +140,20 @@ export const ModulesDefinition: { [key: string | Modules]: ModuleDefinition } =
         resources: MODULE_RESOURCE_TYPE.SHARED,
       },
     },
+    [Modules.AUTHENTICATION]: {
+      key: Modules.AUTHENTICATION,
+      registrationName: ModuleRegistrationName.AUTHENTICATION,
+      defaultPackage: false,
+      label: upperCaseFirst(ModuleRegistrationName.AUTHENTICATION),
+      isRequired: false,
+      canOverride: true,
+      isQueryable: true,
+      dependencies: ["logger"],
+      defaultModuleDeclaration: {
+        scope: MODULE_SCOPE.INTERNAL,
+        resources: MODULE_RESOURCE_TYPE.SHARED,
+      },
+    },
   }
 
 export const MODULE_DEFINITIONS: ModuleDefinition[] =