Change UI NodePort from 30080 to 30090

Port 30080 is already allocated. Updated deploy manifests,
CORS origin, and HOWTO.md references.

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

HOWTO.md

@@ -309,14 +309,14 @@ The full stack is deployed to k3s via CI/CD on push to `main`. K8s manifests are
 cameleer namespace:
   ClickHouse (StatefulSet, 2Gi PVC) ← clickhouse:8123 (ClusterIP)
   cameleer3-server (Deployment)     ← NodePort 30081
-  cameleer3-ui (Deployment, Nginx)  ← NodePort 30080
+  cameleer3-ui (Deployment, Nginx)  ← NodePort 30090
 ```
 
 ### Access (from your network)
 
 | Service | URL |
 |---------|-----|
-| Web UI | `http://192.168.50.86:30080` |
+| Web UI | `http://192.168.50.86:30090` |
 | Server API | `http://192.168.50.86:30081/api/v1/health` |
 | Swagger UI | `http://192.168.50.86:30081/api/v1/swagger-ui.html` |
 

deploy/server.yaml

@@ -51,7 +51,7 @@ spec:
                   key: CAMELEER_UI_PASSWORD
                   optional: true
             - name: CAMELEER_UI_ORIGIN
-              value: "http://192.168.50.86:30080"
+              value: "http://192.168.50.86:30090"
           resources:
             requests:
               memory: "256Mi"

deploy/ui.yaml

@@ -72,4 +72,4 @@ spec:
   ports:
     - port: 80
       targetPort: 80
-      nodePort: 30080
+      nodePort: 30090