feat(auth): Revamp authentication setup (#7387)

* chore: Clean up authentication middlewares

* chore: Rename AuthUser to AuthIdentity

* feat: Define link between user, customer, and auth identity

* feat: Use links for auth, update auth context content

* fix: Adjust user create command with new auth setup

* fix: Make auth login more dynamic, review fixes

* fix: Change test assertions for created by

integration-tests/modules/helpers/create-authenticated-customer.ts

@@ -1,7 +1,8 @@
 import { CreateCustomerDTO, MedusaContainer } from "@medusajs/types"
 
-import { ModuleRegistrationName } from "@medusajs/modules-sdk"
+import { ModuleRegistrationName, Modules } from "@medusajs/modules-sdk"
 import jwt from "jsonwebtoken"
+import { ContainerRegistrationKeys } from "@medusajs/utils"
 
 export const createAuthenticatedCustomer = async (
   appContainer: MedusaContainer,
@@ -12,6 +13,7 @@ export const createAuthenticatedCustomer = async (
   const customerModuleService = appContainer.resolve(
     ModuleRegistrationName.CUSTOMER
   )
+  const remoteLink = appContainer.resolve(ContainerRegistrationKeys.REMOTE_LINK)
 
   const customer = await customerModuleService.create({
     first_name: "John",
@@ -20,14 +22,34 @@ export const createAuthenticatedCustomer = async (
     ...customerData,
   })
 
-  const authUser = await authService.create({
+  const authIdentity = await authService.create({
     entity_id: "store_user",
     provider: "emailpass",
     scope: "store",
-    app_metadata: { customer_id: customer.id },
   })
 
-  const token = jwt.sign(authUser, http.jwtSecret)
+  // Ideally we simulate a signup process than manually linking here.
+  await remoteLink.create([
+    {
+      [Modules.CUSTOMER]: {
+        customer_id: customer.id,
+      },
+      [Modules.AUTH]: {
+        auth_identity_id: authIdentity.id,
+      },
+    },
+  ])
 
-  return { customer, authUser, jwt: token }
+  const token = jwt.sign(
+    {
+      actor_id: customer.id,
+      actor_type: "customer",
+      auth_identity_id: authIdentity.id,
+      scope: "store",
+      app_metadata: {},
+    },
+    http.jwtSecret
+  )
+
+  return { customer, authIdentity, jwt: token }
 }