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/components/Settings/Skills.tsx

@@ -1,5 +1,6 @@
 import { useEffect, useState } from 'react';
-import { useGatewayStore } from '../../store/gatewayStore';
+import { useConnectionStore } from '../../store/connectionStore';
+import { useConfigStore } from '../../store/configStore';
 import { silentErrorHandler } from '../../lib/error-utils';
 import { Wrench, Zap, FileCode, Globe, Mail, Database, Search, MessageSquare } from 'lucide-react';
 
@@ -64,7 +65,11 @@ const SYSTEM_SKILLS = [
 ];
 
 export function Skills() {
-  const { connectionState, quickConfig, skillsCatalog, loadSkillsCatalog, saveQuickConfig } = useGatewayStore();
+  const connectionState = useConnectionStore((s) => s.connectionState);
+  const quickConfig = useConfigStore((s) => s.quickConfig);
+  const skillsCatalog = useConfigStore((s) => s.skillsCatalog);
+  const loadSkillsCatalog = useConfigStore((s) => s.loadSkillsCatalog);
+  const saveQuickConfig = useConfigStore((s) => s.saveQuickConfig);
   const connected = connectionState === 'connected';
   const [extraDir, setExtraDir] = useState('');
   const [activeFilter, setActiveFilter] = useState<'all' | 'system' | 'builtin' | 'extra'>('all');