feat: operator v0.1.16 — job stdout -> status.Message (feature B)

- FunctionJobReconciler: added KubeClient field (kubernetes.Interface)
- getJobPodOutput(): reads pod logs via typed client after job succeeds
- main.go: inject kubernetes.NewForConfigOrDie into FunctionJobReconciler
- rbac.yaml: add pods/pods/log get/list/watch permissions
- examples/simple-python/: job->function chain demo (Python)
- examples/simple-node/: job->function chain demo (Node.js)

sless_job.X.message now contains the return value of the function

deployments/k8s/rbac.yaml

@@ -1,4 +1,4 @@
-# Изменено: 2026-03-07
+# Изменено: 2026-03-09 (добавлен доступ к pods/log для feature B)
 # RBAC для sless оператора.
 # ServiceAccount + ClusterRole + ClusterRoleBinding.
 # ClusterRole нужен (не namespaced Role) потому что оператор создаёт
@@ -49,6 +49,10 @@ rules:
   - apiGroups: [""]
     resources: ["events"]
     verbs: ["create", "patch"]
+  # Pods + logs — чтение stdout завершённых Job-подов (feature B: status.Message = return value функции)
+  - apiGroups: [""]
+    resources: ["pods", "pods/log"]
+    verbs: ["get", "list", "watch"]
   # Lease для leader election
   - apiGroups: ["coordination.k8s.io"]
     resources: ["leases"]