feat: correctly subs out ability to boot REST API within same process

test/REST_API/.env.test

@@ -0,0 +1,3 @@
+PAYLOAD_SECRET=PAYLOAD_CUSTOM_SERVER_EXAMPLE_SECRET_KEY
+APP_ENV=test
+__NEXT_TEST_MODE=jest

test/REST_API/next-env.d.ts

@@ -0,0 +1,5 @@
+/// <reference types="next" />
+/// <reference types="next/image-types/global" />
+
+// NOTE: This file should not be edited
+// see https://nextjs.org/docs/basic-features/typescript for more information.

test/REST_API/next.config.js

@@ -0,0 +1,37 @@
+/** @type {import('next').NextConfig} */
+const nextConfig = {
+  experimental: {
+    outputFileTracingExcludes: {
+      '**/*': ['drizzle-kit', 'drizzle-kit/utils'],
+    },
+    serverComponentsExternalPackages: [
+      'drizzle-kit',
+      'drizzle-kit/utils',
+      'pino',
+      'pino-pretty',
+      'mongodb-memory-server',
+    ],
+  },
+  reactStrictMode: false,
+  // transpilePackages: ['@payloadcms/db-mongodb', 'mongoose'],
+  webpack: (config) => {
+    if (process.env.PAYLOAD_CONFIG_PATH) {
+      config.resolve.alias['payload-config'] = process.env.PAYLOAD_CONFIG_PATH
+    }
+
+    return {
+      ...config,
+      externals: [
+        ...config.externals,
+        'drizzle-kit',
+        'drizzle-kit/utils',
+        'pino',
+        'pino-pretty',
+        'mongoose',
+        'sharp',
+      ],
+    }
+  },
+}
+
+module.exports = nextConfig

test/REST_API/package.json

@@ -0,0 +1,26 @@
+{
+  "name": "dev",
+  "version": "0.1.0",
+  "private": true,
+  "scripts": {
+    "dev": "next dev",
+    "build": "next build",
+    "start": "next start",
+    "lint": "next lint"
+  },
+  "dependencies": {
+    "@payloadcms/db-mongodb": "workspace:*",
+    "@payloadcms/next": "workspace:*",
+    "next": "14.1.1-canary.26",
+    "payload": "workspace:*",
+    "react": "18.3.0-canary-247738465-20240130",
+    "react-dom": "18.3.0-canary-247738465-20240130"
+  },
+  "devDependencies": {
+    "@types/node": "^20",
+    "@types/react": "^18",
+    "@types/react-dom": "^18",
+    "sass": "^1.69.5",
+    "typescript": "^5"
+  }
+}

test/REST_API/src/app/(payload)/api/[...slug]/route.ts

@@ -0,0 +1,4 @@
+/* THIS FILE WAS GENERATED AUTOMATICALLY BY PAYLOAD. */
+/* DO NOT MODIFY it because it could be re-written at any time. */
+
+export { DELETE, GET, PATCH, POST } from '@payloadcms/next/routes'

test/REST_API/src/app/(payload)/api/test/route.ts

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+export const GET = async (request: Request) => {
+  return Response.json({ message: 'Hello world!' })
+}

test/REST_API/tsconfig.json

@@ -0,0 +1,32 @@
+{
+  "compilerOptions": {
+    "lib": ["dom", "dom.iterable", "esnext"],
+    "allowJs": true,
+    "skipLibCheck": true,
+    "strict": false,
+    "noEmit": true,
+    "incremental": true,
+    "esModuleInterop": true,
+    "module": "esnext",
+    "moduleResolution": "node",
+    "resolveJsonModule": true,
+    "isolatedModules": true,
+    "jsx": "preserve",
+    "target": "ESNext",
+    "composite": true, // Make sure typescript knows that this module depends on their references
+    "allowImportingTsExtensions": true,
+    "plugins": [
+      {
+        "name": "next"
+      }
+    ],
+    "paths": {
+      "@payloadcms/db-mongodb": ["../../packages/db-mongodb/src"],
+      "@payloadcms/next/*": ["../../packages/next/src/*"]
+    }
+  },
+  "include": ["next-env.d.ts", ".next/types/**/*.ts", "**/*.ts", "**/*.tsx"],
+  "exclude": ["node_modules"],
+  "composite": true, // Make sure typescript knows that this module depends on their references
+  "references": [{ "path": "../../packages/next" }, { "path": "../../packages/db-mongodb" }]
+}