Merge pull request #71 from sngmn451/main

fix file type missing in @hono-storage/core

.changeset/cold-vans-tell.md

@@ -0,0 +1,6 @@
+---
+"@hono-storage/core": patch
+---
+
+feat: preserve File type property in HonoStorageFile
+When a File is processed by the storage middleware, the `type` property from the original File object is now correctly inherited by HonoStorageFile. This ensures the file's content-type is maintained during file uploads.

packages/core/src/file.ts

@@ -7,7 +7,9 @@ export class HonoStorageFile extends File {
   field: Field;
 
   constructor(file: File, field: Field) {
-    super([file], file.name);
+    super([file], file.name, {
+      type: file.type,
+    });
     this.field = field;
   }
 

packages/core/tests/file.test.ts

@@ -60,4 +60,17 @@ describe("HonoStorageFile", () => {
       expect(file.extension).toBe("zip");
     });
   });
+
+  it("should inherit type from original File", () => {
+    const file = new HonoStorageFile(
+      new File([], "sample1.txt", {
+        type: "text/plain",
+      }),
+      {
+        name: "file",
+        type: "single",
+      },
+    );
+    expect(file.type).toBe("text/plain");
+  });
 });