Fix reconcile with remote

src/origins/network/watcher.rs

@@ -47,11 +47,6 @@ impl NetworkOriginFileWatcher {
     }
 }
 
-/// `files` is currently unused at runtime by the network watcher — the
-/// authoritative post-reconcile snapshot is written to the DB, and the next
-/// FUSE `readdir`/`lookup` will reflect it because FuseFs re-locks the map.
-/// The trait signature still requires it for parity with LocalOriginFileWatcher;
-/// a future refactor can rebuild the map in place here.
 impl FileWatcher for NetworkOriginFileWatcher {
     fn watch(&self, files: Arc<std::sync::Mutex<BTreeMap<INodeNo, Item>>>) -> WatcherHandle {
         let runtime_handle = self.runtime_handle.clone();
@@ -160,8 +155,29 @@ impl WatcherState {
         }
         *self.latest_manifest.write().unwrap() = current_manifest.clone();
 
-        let _ = self.destination.clone();
-        let _ = self.files.clone();
+        let new_snapshot =
+            super::build_snapshot_from_manifest(&current_manifest, &self.destination, &self.client)
+                .await?;
+
+        {
+            let mut files = self.files.lock().unwrap();
+            files.retain(|ino, _| new_snapshot.contains_key(ino));
+            for (ino, new_item) in &new_snapshot {
+                match files.get(ino) {
+                    Some(existing) if existing.hash == new_item.hash => {}
+                    _ => {
+                        files.insert(*ino, new_item.clone());
+                    }
+                }
+            }
+        }
+
+        info!(
+            changed = response.changed.len(),
+            deleted = response.deleted.len(),
+            total = current_manifest.len(),
+            "network watcher: reconcile applied"
+        );
 
         return Ok(());
     }