Fix recursive search when beneath top level directory

src/files.rs

@@ -70,7 +70,7 @@ pub async fn list_photos<TagD: TagDao, FS: FileSystemAccess>(
             .map(|tagged_files| {
                 tagged_files
                     .into_iter()
-                    .filter(|f| f.starts_with(search_path))
+                    .filter(|f| f.starts_with(&format!("{}/", search_path).to_string()))
                     .collect::<Vec<String>>()
             })
             .inspect(|files| debug!("Found {:?} files", files.len()))