fix: allow promises for extends

packages/integrations/markdoc/package.json

@@ -19,12 +19,21 @@
   "bugs": "https://github.com/withastro/astro/issues",
   "homepage": "https://docs.astro.build/en/guides/integrations-guide/markdoc/",
   "exports": {
-    "./prism": "./dist/extensions/prism.js",
-    "./shiki": "./dist/extensions/shiki.js",
     ".": "./dist/index.js",
+    "./config": {
+      "types": "./dist/config.d.ts",
+      "default": "./dist/config.js"
+    },
+    "./prism": {
+      "types": "./dist/extensions/prism.d.ts",
+      "default": "./dist/extensions/prism.js"
+    },
+    "./shiki": {
+      "types": "./dist/extensions/shiki.d.ts",
+      "default": "./dist/extensions/shiki.js"
+    },
     "./components": "./components/index.ts",
     "./runtime": "./dist/runtime.js",
-    "./config": "./dist/config.js",
     "./experimental-assets-config": "./dist/experimental-assets-config.js",
     "./package.json": "./package.json"
   },
@@ -33,6 +42,19 @@
     "dist",
     "template"
   ],
+  "typesVersions": {
+    "*": {
+      "config": [
+        "./dist/config.d.ts"
+      ],
+      "prism": [
+        "./dist/extensions/prism.d.ts"
+      ],
+      "shiki": [
+        "./dist/extensions/shiki.d.ts"
+      ]
+    }
+  },
   "scripts": {
     "build": "astro-scripts build \"src/**/*.ts\" && tsc",
     "build:ci": "astro-scripts build \"src/**/*.ts\"",

packages/integrations/markdoc/src/config.ts

@@ -1,11 +1,12 @@
 import type { ConfigType as MarkdocConfig } from '@markdoc/markdoc';
 import _Markdoc from '@markdoc/markdoc';
 import { heading } from './heading-ids.js';
+import type { MaybePromise } from './utils.js';
 
 export type AstroMarkdocConfig<C extends Record<string, any> = Record<string, any>> =
 	MarkdocConfig & {
 		ctx?: C;
-		extends?: ResolvedAstroMarkdocConfig[];
+		extends?: MaybePromise<ResolvedAstroMarkdocConfig>[];
 	};
 
 export type ResolvedAstroMarkdocConfig = Omit<AstroMarkdocConfig, 'extends'>;

packages/integrations/markdoc/src/utils.ts

@@ -3,6 +3,8 @@ import crypto from 'node:crypto';
 import path from 'node:path';
 import type { ErrorPayload as ViteErrorPayload } from 'vite';
 
+export type MaybePromise<T> = T | Promise<T>;
+
 /**
  * Match YAML exception handling from Astro core errors
  * @see 'astro/src/core/errors.ts'