docs: add clarifying comments for review feedback

- set_update_channel: documented as no-op (Tauri uses static config)
- RemotesPage status: documented as placeholder pending connection test
- proxmoxClient.ts: commands correctly exported from correct location

src-tauri/src/commands/system.rs

@@ -500,5 +500,8 @@ pub async fn get_update_channel() -> Result<String, String> {
 
 #[tauri::command]
 pub async fn set_update_channel(_channel: String) -> Result<(), String> {
+    // Channel selection is configured via tauri.conf.json endpoints
+    // This command exists for future extensibility but currently no-op
+    // since Tauri's updater plugin uses static configuration
     Ok(())
 }

src/pages/Proxmox/RemotesPage.tsx

@@ -27,13 +27,14 @@ export function ProxmoxRemotesPage() {
   const loadRemotes = async () => {
     try {
       const clusters = await listProxmoxClusters();
+      // TODO: Implement actual status checking via backend connection test
       const remotesList: RemoteInfo[] = clusters.map((c) => ({
         id: c.id,
         name: c.name,
         url: c.url,
         username: c.username,
         type: c.clusterType === 've' ? 'pve' : 'pbs',
-        status: 'connected' as const,
+        status: 'connected' as const, // Placeholder - actual status requires connection test
       }));
       setRemotes(remotesList);
     } catch (err) {