refactor: move Prism comp to default exp (#2887)

packages/astro-prism/Prism.astro

@@ -1,6 +1,6 @@
 ---
 import Prism from 'prismjs';
-import { addAstro } from '../index.mjs';
+import { addAstro } from './internal.mjs';
 import loadLanguages from 'prismjs/components/index.js';
 
 export interface Props {

packages/astro-prism/index.js

@@ -0,0 +1 @@
+export { default as Prism } from './Prism.astro';

packages/astro-prism/package.json

@@ -11,16 +11,13 @@
     "directory": "packages/astro-prism"
   },
   "homepage": "https://astro.build",
-  "main": "index.mjs",
+  "main": "index.js",
   "scripts": {},
-  "files": [
-    "component"
-  ],
   "exports": {
-    ".": "./index.mjs",
-    "./component": "./component/Prism.astro"
+    ".": "./index.js",
+    "./internal": "./internal.mjs"
   },
-  "types": "./index.d.ts",
+  "types": "./internal.d.ts",
   "keywords": [],
   "devDependencies": {
     "prismjs": "^1.27.0"

packages/markdown/remark/src/remark-prism.ts

@@ -1,6 +1,6 @@
 import { visit } from 'unist-util-visit';
 import Prism from 'prismjs';
-import { addAstro } from '@astrojs/prism';
+import { addAstro } from '@astrojs/prism/internal';
 import loadLanguages from 'prismjs/components/index.js';
 const noVisit = new Set(['root', 'html', 'text']);