feat: add support for .cur type (#18680)

Co-authored-by: sapphi-red <[email protected]>

Author: otomad

packages/vite/client.d.ts

@@ -102,6 +102,10 @@ declare module '*.avif' {
   const src: string
   export default src
 }
+declare module '*.cur' {
+  const src: string
+  export default src
+}
 
 // media
 declare module '*.mp4' {

packages/vite/src/node/constants.ts

@@ -132,6 +132,7 @@ export const KNOWN_ASSET_TYPES = [
   'ico',
   'webp',
   'avif',
+  'cur',
 
   // media
   'mp4',

packages/vite/src/node/plugins/asset.ts

@@ -51,6 +51,8 @@ export function registerCustomMime(): void {
   // instead of `image/vnd.microsoft.icon` which is registered on IANA Media Types DB
   // image/x-icon should be used instead for better compatibility (https://github.com/h5bp/html5-boilerplate/issues/219)
   mrmime.mimes['ico'] = 'image/x-icon'
+  // https://mimesniff.spec.whatwg.org/#matching-an-image-type-pattern
+  mrmime.mimes['cur'] = 'image/x-icon'
   // https://developer.mozilla.org/en-US/docs/Web/Media/Formats/Containers#flac
   mrmime.mimes['flac'] = 'audio/flac'
   // https://developer.mozilla.org/en-US/docs/Web/HTTP/Basics_of_HTTP/MIME_types/Common_types