Add filename date to metadata if available

src/main.rs

@@ -172,6 +172,10 @@ async fn get_file_metadata(
         Ok(metadata) => {
             let mut response: MetadataResponse = metadata.into();
 
+            // Extract date from filename if possible
+            response.filename_date =
+                memories::extract_date_from_filename(&path.path).map(|dt| dt.timestamp());
+
             // Query EXIF data if available
             if let Ok(mut dao) = exif_dao.lock()
                 && let Ok(Some(exif)) = dao.get_exif(&span_context, &path.path)