Fix WebDAV auth: use map_or for password check

markbase-core/src/cli/interface/webdav.rs

@@ -94,7 +94,7 @@ async fn run_webdav_server(
 
         let valid = match (auth, expected) {
             (Some((u, p)), Some(exp)) => {
-                u == exp.username && exp.password.as_ref().is_none_or(|exp_p| p == *exp_p)
+                u == exp.username && exp.password.as_ref().map_or(true, |exp_p| p == *exp_p)
             }
             _ => false,
         };