chore(): Reorganize modules (#7210)

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

packages/modules/sales-channel/src/models/index.ts

@@ -0,0 +1 @@
+export { default as SalesChannel } from "./sales-channel"

packages/modules/sales-channel/src/models/sales-channel.ts

@@ -0,0 +1,67 @@
+import { DALUtils, Searchable, generateEntityId } from "@medusajs/utils"
+
+import { DAL } from "@medusajs/types"
+import {
+  BeforeCreate,
+  Entity,
+  Filter,
+  Index,
+  OnInit,
+  OptionalProps,
+  PrimaryKey,
+  Property,
+} from "@mikro-orm/core"
+
+type SalesChannelOptionalProps = "is_disabled" | DAL.EntityDateColumns
+
+@Entity()
+@Filter(DALUtils.mikroOrmSoftDeletableFilterOptions)
+export default class SalesChannel {
+  [OptionalProps]?: SalesChannelOptionalProps
+
+  @PrimaryKey({ columnType: "text" })
+  id!: string
+
+  @Searchable()
+  @Property({ columnType: "text" })
+  name!: string
+
+  @Searchable()
+  @Property({ columnType: "text", nullable: true })
+  description: string | null = null
+
+  @Property({ columnType: "boolean", default: false })
+  is_disabled = false
+
+  @Property({
+    onCreate: () => new Date(),
+    columnType: "timestamptz",
+    defaultRaw: "now()",
+  })
+  created_at: Date
+
+  @Property({ columnType: "jsonb", nullable: true })
+  metadata: Record<string, unknown> | null = null
+
+  @Property({
+    onCreate: () => new Date(),
+    onUpdate: () => new Date(),
+    columnType: "timestamptz",
+    defaultRaw: "now()",
+  })
+  updated_at: Date
+
+  @Index({ name: "IDX_sales_channel_deleted_at" })
+  @Property({ columnType: "timestamptz", nullable: true })
+  deleted_at: Date | null = null
+
+  @BeforeCreate()
+  onCreate() {
+    this.id = generateEntityId(this.id, "sc")
+  }
+
+  @OnInit()
+  onInit() {
+    this.id = generateEntityId(this.id, "sc")
+  }
+}