fix: harden multi-pod delivery and load verification

docs/IM-原生Cluster运维部署说明.md

@@ -175,6 +175,7 @@ metadata:
   name: im-server
   namespace: default
 spec:
+  sessionAffinity: None
   selector:
     app: im-server
   ports:
@@ -219,6 +220,33 @@ spec:
                   fieldPath: metadata.name
             - name: EXT_CONFIG
               value: /etc/tinode/tinode.conf
+            - name: CLUSTER_PROXY_TO_MASTER_BUFFER
+              value: "4096"
+            - name: CLUSTER_PROXY_TO_MASTER_WORKERS
+              value: "16"
+            - name: CLUSTER_PROXY_TO_MASTER_ENQUEUE_TIMEOUT_MS
+              value: "300"
+            - name: CLUSTER_ROUTE_RETRIES
+              value: "3"
+            - name: CLUSTER_ROUTE_RETRY_BACKOFF_MS
+              value: "25"
+          resources:
+            requests:
+              cpu: "1"
+              memory: 512Mi
+            limits:
+              cpu: "2"
+              memory: 1Gi
+          readinessProbe:
+            httpGet:
+              path: /healthz
+              port: 6060
+            timeoutSeconds: 3
+          livenessProbe:
+            httpGet:
+              path: /livez
+              port: 6060
+            timeoutSeconds: 3
           volumeMounts:
             - name: tinode-config
               mountPath: /etc/tinode