feat: Enhance workspace storage management and model handling

- Introduced user storage directory management with fallback to workspace overrides.
- Added functions to create and manage workspace overrides, including copying configurations and runtime environments.
- Updated initialization and configuration functions to utilize available models more effectively.
- Enhanced error handling for model availability and configuration during workflow execution.
- Improved user feedback in the UI regarding storage status and model assignments.
- Refactored model recommendation logic to streamline model selection based on user preferences and categories.
- Added new UI elements for managing workspace overrides and displaying storage information.

Author: ddurzo

src/cliDetector.ts

@@ -74,6 +74,14 @@ export interface DetectedEnvironment {
   models: ModelInfo[];
 }
 
+export function getUsableModels(models: ModelInfo[]): ModelInfo[] {
+  return models.filter(model => model.id !== '__none__');
+}
+
+export function hasUsableModels(models: ModelInfo[]): boolean {
+  return getUsableModels(models).length > 0;
+}
+
 export async function detectEnvironment(): Promise<DetectedEnvironment> {
   const config = loadConfig();
   const clis: CliInfo[] = [];