k8s/messaging: add kafka kmsvc and temporal workflows

- Kafka 3-broker cluster (RF=3, min-ISR=2)
- kmsvc SQS-like API on Kafka
- Redis dedup (standalone, can extend to HA)
- Temporal workflow orchestration (Cassandra backend)

k8s/sqs/charts/queue-crd/templates/operator-deployment.yaml

@@ -0,0 +1,37 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: queue-operator
+  namespace: {{ .Values.namespace }}
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app: queue-operator
+  template:
+    metadata:
+      labels:
+        app: queue-operator
+    spec:
+      serviceAccountName: queue-operator
+      containers:
+        - name: queue-operator
+          image: "{{ .Values.image.repository }}:{{ .Values.image.tag }}"
+          imagePullPolicy: {{ .Values.image.pullPolicy }}
+          env:
+            - name: KMSVC_KAFKA_BROKERS
+              value: {{ .Values.kafkaBrokers | quote }}
+            - name: KMSVC_REDIS_ADDR
+              value: {{ .Values.redisAddr | quote }}
+            - name: GOMEMLIMIT
+              value: {{ .Values.goMemLimit | quote }}
+            - name: KMSVC_NAMESPACE
+              valueFrom:
+                fieldRef:
+                  fieldPath: metadata.namespace
+            - name: KMSVC_KAFKA_CLUSTER_NAME
+              value: {{ .Values.kafkaClusterName | quote }}
+            - name: KMSVC_KAFKA_POOL_NAME
+              value: {{ .Values.kafkaPoolName | quote }}
+          resources:
+            {{- toYaml .Values.resources | nindent 12 }}