fix(macos): keep menu width stable while open

CHANGELOG.md

@@ -66,6 +66,7 @@
 - Chat UI polish: tool call cards + merged tool results, glass background, tighter composer spacing, visual effect host tweaks.
 - OAuth storage moved; legacy session syncing metadata removed.
 - Remote SSH tunnels now get health checks; Debug → Ports highlights unhealthy tunnels and offers Reset SSH tunnel.
+- Menu bar session/node sections no longer reflow while open, keeping hover highlights aligned.
 
 ### Nodes & Canvas
 - Debug status overlay gated and toggleable on macOS/iOS/Android nodes.

apps/macos/Sources/Clawdis/MenuSessionsInjector.swift

@@ -52,27 +52,17 @@ final class MenuSessionsInjector: NSObject, NSMenuDelegate {
         self.inject(into: menu)
         self.injectNodes(into: menu)
 
-        // Refresh in background for the next open (but only when connected).
+        // Refresh in background for the next open (but do not re-inject while open).
         self.loadTask?.cancel()
         self.loadTask = Task { [weak self] in
             guard let self else { return }
             await self.refreshCache(force: false)
-            await MainActor.run {
-                guard self.isMenuOpen else { return }
-                // SwiftUI might have refreshed menu items; re-inject once.
-                self.inject(into: menu)
-                self.injectNodes(into: menu)
-            }
         }
 
         self.nodesLoadTask?.cancel()
         self.nodesLoadTask = Task { [weak self] in
             guard let self else { return }
             await self.nodesStore.refresh()
-            await MainActor.run {
-                guard self.isMenuOpen else { return }
-                self.injectNodes(into: menu)
-            }
         }
     }