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/values.yaml

@@ -0,0 +1,26 @@
+namespace: sqs
+
+image:
+  repository: forgejo.riotpiao.homelab.com/rock/kafka-management-service-queue-operator
+  tag: latest
+  pullPolicy: Always
+
+kafkaBrokers: "kmsvc-kafka-bootstrap.sqs.svc.cluster.local:9092"
+redisAddr: "kmsvc-redis-master.sqs.svc.cluster.local:6379"
+
+# Must match kafka-cluster chart's clusterName/derived pool name -- used to
+# resolve "<kafkaClusterName>-<kafkaPoolName>-<brokerID>" broker pod names
+# for AZ-aware Queue status (design.md §2a).
+kafkaClusterName: kmsvc
+kafkaPoolName: kmsvc-pool
+
+resources:
+  requests:
+    cpu: 100m
+    memory: 128Mi
+  limits:
+    cpu: 500m
+    memory: 256Mi
+
+# See management-service/values.yaml's goMemLimit comment -- same reasoning.
+goMemLimit: "230MiB"