@Nested
    @DisplayName("Edge cases and special scenarios")
    class EdgeCases {

        @Test
        @DisplayName("Should handle multiple extensions for same mime type")
        void testMultipleExtensionsForSameMimeType() throws IOException {
            // Both jpg and jpeg should map to image/jpeg
            String jpgMime = mimeMap.getMimeType("jpg");
            String jpegMime = mimeMap.getMimeType("jpeg");