feat(tax): tax module scaffolding (#6417)

**What**
- Scaffolds the tax module

packages/tax/integration-tests/__tests__/index.ts

@@ -0,0 +1,5 @@
+describe("noop", function () {
+  it("should run", function () {
+    expect(true).toBe(true)
+  })
+})

packages/tax/integration-tests/setup-env.js

@@ -0,0 +1,6 @@
+if (typeof process.env.DB_TEMP_NAME === "undefined") {
+  const tempName = parseInt(process.env.JEST_WORKER_ID || "1")
+  process.env.DB_TEMP_NAME = `medusa-tax-integration-${tempName}`
+}
+
+process.env.MEDUSA_TAX_DB_SCHEMA = "public"

packages/tax/integration-tests/setup.js

@@ -0,0 +1,3 @@
+import { JestUtils } from "medusa-test-utils"
+
+JestUtils.afterAllHookDropDatabase()

packages/tax/integration-tests/utils/database.ts

@@ -0,0 +1,13 @@
+import { TestDatabaseUtils } from "medusa-test-utils"
+
+import * as Models from "@models"
+
+const mikroOrmEntities = Models as unknown as any[]
+
+export const MikroOrmWrapper = TestDatabaseUtils.getMikroOrmWrapper(
+  mikroOrmEntities,
+  null,
+  process.env.MEDUSA_TAX_DB_SCHEMA
+)
+
+export const DB_URL = TestDatabaseUtils.getDatabaseURL()

packages/tax/integration-tests/utils/get-init-module-config.ts

@@ -0,0 +1,33 @@
+import { Modules, ModulesDefinition } from "@medusajs/modules-sdk"
+
+import { DB_URL } from "./database"
+
+export function getInitModuleConfig() {
+  const moduleOptions = {
+    defaultAdapterOptions: {
+      database: {
+        clientUrl: DB_URL,
+        schema: process.env.MEDUSA_TAX_DB_SCHEMA,
+      },
+    },
+  }
+
+  const injectedDependencies = {}
+
+  const modulesConfig_ = {
+    [Modules.TAX]: {
+      definition: ModulesDefinition[Modules.TAX],
+      options: moduleOptions,
+    },
+  }
+
+  return {
+    injectedDependencies,
+    modulesConfig: modulesConfig_,
+    databaseConfig: {
+      clientUrl: DB_URL,
+      schema: process.env.MEDUSA_TAX_DB_SCHEMA,
+    },
+    joinerConfig: [],
+  }
+}

packages/tax/integration-tests/utils/index.ts

@@ -0,0 +1,2 @@
+export * from "./database"
+export * from "./get-init-module-config"