Fix typescript module declaration

Resolve errors when importing markdown files as components

.changeset/strong-toes-smile.md

@@ -0,0 +1,5 @@
+---
+'mdsvex': patch
+---
+
+Fix typescript module declaration to resolve errors when importing markdown files as components

packages/mdsvex/globals.d.ts

@@ -1,17 +1,15 @@
 declare module '*.svx' {
-	import type { SvelteComponentDev } from 'svelte/internal';
+	import type { SvelteComponent } from 'svelte'
 
-	export default class Comp extends SvelteComponentDev {
-		$$prop_def: {};
-	}
-	export const metadata: Record<string, any>;
+	export default class Comp extends SvelteComponent{}
+
+	export const metadata: Record<string, unknown>
 }
 
 declare module '*.svelte.md' {
-	import type { SvelteComponentDev } from 'svelte/internal';
+	import type { SvelteComponent } from 'svelte'
+
+	export default class Comp extends SvelteComponent{}
 
-	export default class Comp extends SvelteComponentDev {
-		$$prop_def: {};
-	}
-	export const metadata: Record<string, any>;
+	export const metadata: Record<string, unknown>
 }

packages/site/src/routes/_docs.svtext

@@ -189,6 +189,17 @@ export default {
 }
 ```
 
+If you use TypeScript, you should also declare an ambient module:
+```ts
+declare module '*.md' {
+	import type { SvelteComponent } from 'svelte'
+
+	export default class Comp extends SvelteComponent{}
+
+	export const metadata: Record<string, unknown>
+}
+```
+
 Then you can do:
 
 ```svx