vad: istio path routing for pm (/pm/api/, /pm/)

Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>

infrastructure/istio-config/vad/istio-config.yaml

@@ -113,6 +113,24 @@ spec:
                   rewrite: /api/
                   service: backend-svc.rfi.svc.cluster.local
                   port: 80
+            pm:
+              name: pm-virt-service
+              namespace: default
+              hosts:
+                - sarex.vadroad.ru
+              gateways:
+                - default/platform-gateway
+              routes:
+                - path:
+                    prefix: /pm/api/
+                  rewrite: /api/
+                  service: backend-svc.pm.svc.cluster.local
+                  port: 8000
+                - path:
+                    prefix: /pm/
+                  rewrite: /
+                  service: frontend-svc.pm.svc.cluster.local
+                  port: 80
             documentations-api:
               name: documentations-api-virt-service
               namespace: default