Update version to 0.1.22 and fix system metric status calculation

- Fix /tmp usage status to use proper thresholds instead of hardcoded Ok status
- Fix wear level status to use configurable thresholds instead of hardcoded values
- Add dedicated tmp_status field to SystemWidget for proper /tmp status display
- Remove host-level hourglass icon during service operations
- Implement immediate service status updates after start/stop/restart commands
- Remove active users display and collection from NixOS section
- Fix immediate host status aggregation transmission to dashboard

dashboard/src/ui/mod.rs

@@ -724,24 +724,9 @@ impl TuiApp {
                 spans.push(Span::styled(" ", Typography::title()));
             }
 
-            // Check if this host has a command status that affects the icon
-            let (status_icon, status_color) = if let Some(host_widgets) = self.host_widgets.get(host) {
-                match &host_widgets.command_status {
-                    Some(CommandStatus::InProgress { .. }) => {
-                        // Show working indicator for in-progress commands
-                        ("⏳", Theme::highlight())
-                    }
-                    _ => {
-                        // Normal status icon based on metrics
-                        let host_status = self.calculate_host_status(host, metric_store);
-                        (StatusIcons::get_icon(host_status), Theme::status_color(host_status))
-                    }
-                }
-            } else {
-                // No host widgets yet, use normal status
-                let host_status = self.calculate_host_status(host, metric_store);
-                (StatusIcons::get_icon(host_status), Theme::status_color(host_status))
-            };
+            // Always show normal status icon based on metrics (no command status at host level)
+            let host_status = self.calculate_host_status(host, metric_store);
+            let (status_icon, status_color) = (StatusIcons::get_icon(host_status), Theme::status_color(host_status));
 
             // Add status icon
             spans.push(Span::styled(