refactor: update internal modules signature(#2610)

docs/content/3.docs/2.directory-structure/8.modules.md

@@ -17,10 +17,12 @@ Nuxt provides helper functions (accessed from `@nuxt/kit`) to assist in creating
 import { defineNuxtModule } from '@nuxt/kit'
 
 export default defineNuxtModule({
+  meta: {
     // The npm package name of your module
     name: '@nuxtjs/sample-module',
     // The key in `nuxt.config` that holds your module options
     configKey: 'sample',
+  },
   // Default configuration options for your module
   defaults: {},
   hooks: {},

packages/nuxt3/src/auto-imports/module.ts

@@ -8,8 +8,10 @@ import { toExports, toImports } from './utils'
 import { AutoImportContext, createAutoImportContext, updateAutoImportContext } from './context'
 
 export default defineNuxtModule<AutoImportsOptions>({
+  meta: {
     name: 'auto-imports',
-  configKey: 'autoImports',
+    configKey: 'autoImports'
+  },
   defaults: {
     sources: Nuxt3AutoImports,
     global: false,

packages/nuxt3/src/components/module.ts

@@ -10,8 +10,10 @@ const isPureObjectOrString = (val: any) => (!Array.isArray(val) && typeof val ==
 const isDirectory = (p: string) => { try { return statSync(p).isDirectory() } catch (_e) { return false } }
 
 export default defineNuxtModule<ComponentsOptions>({
+  meta: {
     name: 'components',
-  configKey: 'components',
+    configKey: 'components'
+  },
   defaults: {
     dirs: ['~/components']
   },

packages/nuxt3/src/meta/module.ts

@@ -5,7 +5,9 @@ import { distDir } from '../dirs'
 import type { MetaObject } from './runtime'
 
 export default defineNuxtModule({
-  name: 'meta',
+  meta: {
+    name: 'meta'
+  },
   defaults: {
     charset: 'utf-8',
     viewport: 'width=device-width, initial-scale=1'

packages/nuxt3/src/pages/module.ts

@@ -5,7 +5,9 @@ import { distDir } from '../dirs'
 import { resolveLayouts, resolvePagesRoutes, addComponentToRoutes } from './utils'
 
 export default defineNuxtModule({
-  name: 'router',
+  meta: {
+    name: 'router'
+  },
   setup (_options, nuxt) {
     const pagesDir = resolve(nuxt.options.srcDir, nuxt.options.dir.pages)
     const runtimeDir = resolve(distDir, 'pages/runtime')