refactor(skills): add skill-adapter and refactor SkillMarket

- Add skill-adapter.ts to bridge configStore and UI skill formats
- Refactor SkillMarket to use new skill-adapter instead of skill-discovery
- Add health check state to connectionStore
- Update multiple components with improved typing
- Clean up test artifacts and add new test results
- Update README and add skill-market-mvp plan

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

desktop/src/store/connectionStore.ts

@@ -23,6 +23,12 @@ import {
   getUnsupportedLocalGatewayStatus,
   type LocalGatewayStatus,
 } from '../lib/tauri-gateway';
+import {
+  performHealthCheck,
+  createHealthCheckScheduler,
+  type HealthCheckResult,
+  type HealthStatus,
+} from '../lib/health-check';
 import { useConfigStore } from './configStore';
 
 // === Types ===
@@ -114,6 +120,8 @@ export interface ConnectionStateSlice {
   localGateway: LocalGatewayStatus;
   localGatewayBusy: boolean;
   isLoading: boolean;
+  healthStatus: HealthStatus;
+  healthCheckResult: HealthCheckResult | null;
 }
 
 export interface ConnectionActionsSlice {