feat(ui): Add dialog for installing missing dependencies

When users click on modules with missing dependencies (orange tiles),
show a dialog listing the missing dependencies and their install
commands. This helps users quickly identify what they need to install
to enable the module.

main.go

@@ -2673,10 +2673,45 @@ func (s *appState) showBenchmarkHistory() {
 	s.setContent(view)
 }
 
+func (s *appState) showMissingDependenciesDialog(moduleID string) {
+	missing, _ := getModuleDependencyStatus(moduleID)
+
+	if len(missing) == 0 {
+		return // No missing dependencies
+	}
+
+	// Build message with missing dependencies and install commands
+	var message strings.Builder
+	message.WriteString("This module requires the following dependencies:\n\n")
+
+	for _, depName := range missing {
+		if dep, ok := allDependencies[depName]; ok {
+			message.WriteString(fmt.Sprintf("• %s\n", dep.Name))
+			if dep.InstallCmd != "" {
+				message.WriteString(fmt.Sprintf("  Install: %s\n\n", dep.InstallCmd))
+			}
+		}
+	}
+
+	// Create dialog
+	dialog.ShowInformation(
+		"Missing Dependencies",
+		message.String(),
+		s.window,
+	)
+}
+
 func (s *appState) showModule(id string) {
 	if id != "queue" {
 		s.stopQueueAutoRefresh()
 	}
+
+	// Check if module has missing dependencies
+	if !isModuleAvailable(id) && id != "settings" {
+		s.showMissingDependenciesDialog(id)
+		return
+	}
+
 	// Track navigation history
 	s.pushNavigationHistory(id)