docs: update all documentation for session changes

CLAUDE.md:
- Agent registry auto-heal note (in-memory, JWT fallback)
- Usage analytics (ClickHouse usage_events table)

HOWTO.md:
- Architecture diagram: added deploy-demo (NodePort 30092) and cameleer-demo namespace
- Access URLs: added Deploy Demo
- Agent registry: server restart resilience documentation
- Route control: CommandGroupResponse note

ui/README.md:
- Fixed outdated generate-api command
- Added DS version (v0.1.26)
- Fixed VITE_API_TARGET (30081 not 30090)
- Added key features section (cmd-k, LIVE mode, route control, event icons)

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

ui/README.md

@@ -1,6 +1,6 @@
 # Cameleer3 UI
 
-React SPA built with [@cameleer/design-system](https://gitea.siegeln.net/cameleer/design-system), TanStack Query, and Zustand.
+React SPA built with [@cameleer/design-system](https://gitea.siegeln.net/cameleer/design-system) v0.1.26, TanStack Query, and Zustand.
 
 ## Development
 
@@ -12,7 +12,7 @@ npm run dev
 By default the dev server proxies `/api/*` to `http://localhost:8081`. To proxy to a remote server instead:
 
 ```bash
-VITE_API_TARGET=http://192.168.50.86:30090 npm run dev
+VITE_API_TARGET=http://192.168.50.86:30081 npm run dev
 ```
 
 No CORS issues — Vite's proxy makes API calls server-side.
@@ -28,5 +28,13 @@ npm run build
 Regenerate TypeScript types from a running backend:
 
 ```bash
-npm run generate-api:live
+npm run generate-api   # Requires backend running on :8081
 ```
+
+## Key Features
+
+- **Composable sidebar** with accordion behavior (Applications / Starred / Admin sections)
+- **Context-aware cmd-k search**: shows apps/routes/exchanges on operational pages, users/groups/roles on admin pages
+- **LIVE mode toggle**: when ON, queries poll at intervals (5s-30s); when OFF, sidebar clicks trigger manual refresh
+- **Route control bar** with state-aware buttons (start/stop/suspend/resume) and confirmation dialogs
+- **Event-type icons** in agent timeline with severity-based coloring