chore(): Reorganize modules (#7210)

**What**
Move all modules to the modules directory

packages/modules/api-key/src/models/api-key.ts

@@ -0,0 +1,86 @@
+import {
+  Searchable,
+  createPsqlIndexStatementHelper,
+  generateEntityId,
+} from "@medusajs/utils"
+
+import {
+  BeforeCreate,
+  Entity,
+  Enum,
+  OnInit,
+  PrimaryKey,
+  Property,
+} from "@mikro-orm/core"
+
+const TypeIndex = createPsqlIndexStatementHelper({
+  tableName: "api_key",
+  columns: "type",
+})
+
+const TokenIndex = createPsqlIndexStatementHelper({
+  tableName: "api_key",
+  columns: "token",
+  unique: true,
+})
+
+@Entity()
+export default class ApiKey {
+  @PrimaryKey({ columnType: "text" })
+  id: string
+
+  @Property({ columnType: "text" })
+  @TokenIndex.MikroORMIndex()
+  token: string
+
+  @Property({ columnType: "text" })
+  salt: string
+
+  @Searchable()
+  @Property({ columnType: "text" })
+  redacted: string
+
+  @Searchable()
+  @Property({ columnType: "text" })
+  title: string
+
+  @Property({ columnType: "text" })
+  @Enum({ items: ["publishable", "secret"] })
+  @TypeIndex.MikroORMIndex()
+  type: "publishable" | "secret"
+
+  @Property({
+    columnType: "timestamptz",
+    nullable: true,
+  })
+  last_used_at: Date | null = null
+
+  @Property({ columnType: "text" })
+  created_by: string
+
+  @Property({
+    onCreate: () => new Date(),
+    columnType: "timestamptz",
+    defaultRaw: "now()",
+  })
+  created_at: Date
+
+  @Property({ columnType: "text", nullable: true })
+  revoked_by: string | null = null
+
+  @Property({
+    columnType: "timestamptz",
+    nullable: true,
+  })
+  revoked_at: Date | null = null
+
+  @BeforeCreate()
+  onCreate() {
+    this.id = generateEntityId(this.id, "apk")
+  }
+
+  @OnInit()
+  onInit() {
+    this.id = generateEntityId(this.id, "apk")
+  }
+}

packages/modules/api-key/src/models/index.ts

@@ -0,0 +1 @@
+export { default as ApiKey } from "./api-key"