fix: 导入 file-type 时出错

https://github.com/microsoft/TypeScript/issues/43329

src/helpers/forwardHelper.ts

@@ -8,7 +8,7 @@ const log = getLogger('ForwardHelper');
 
 export default {
   async downloadToCustomFile(url: string) {
-    const { fileTypeFromBuffer } = await import('file-type');
+    const { fileTypeFromBuffer } = await (Function('return import("file-type")')() as Promise<typeof import('file-type')>);
     const file = await fetchFile(url);
     const type = await fileTypeFromBuffer(file);
     return new CustomFile(`image.${type.ext}`, file.length, '', file);

tsconfig.json

@@ -1,6 +1,6 @@
 {
   "compilerOptions": {
-    "module": "CommonJS",
+    "module": "nodenext",
     "target": "ESNext",
     "esModuleInterop": true,
     "sourceMap": false,