优化 local 模式兼容性与部署可靠性

- SQL 方言层：agent updated_at、dashboard 小时分桶、清理任务跨 SQLite/MySQL
- Cache Capabilities：redka 跳过 ZSet/PubSub，Agent 聚合改 DB 直读
- local 模式 redka 初始化失败 Fatal；/version 返回 features
- SQLite WAL + 连接池限制；K8s data 改 PVC 持久化
- run.sh：旧参数迁移、升级后 /version 校验

deploy/kubernetes/quick-deploy.yaml

@@ -13,10 +13,17 @@ metadata:
   namespace: devops
 data:
   config.yaml: |
-    mode: release
+    mode: local
     port: "8080"
     log_level: info
 
+    database:
+      driver: sqlite
+      dbname: data/sqlite3.db
+
+    redis:
+      driver: redka
+
     jwt:
       secret: "aiops-jwt-secret-key-2026"
       expire_hour: 24
@@ -60,29 +67,17 @@ spec:
               value: "local"
             - name: TZ
               value: Asia/Shanghai
-            # 远程数据库 (MODE=release 时生效)
-            - name: DATABASE_DRIVER
-              value: "mysql"
-            - name: DATABASE_HOST
-              value: "10.10.10.75"
-            - name: DATABASE_PORT
-              value: "3306"
-            - name: DATABASE_USER
-              value: "root"
-            - name: DATABASE_PASSWORD
-              value: "aiops_root_2026"
-            - name: DATABASE_DBNAME
-              value: "aiops"
-            # 远程 Redis (MODE=release 时生效)
-            - name: REDIS_DRIVER
-              value: "redis"
-            - name: REDIS_HOST
-              value: "10.10.10.75"
-            - name: REDIS_PORT
-              value: "6379"
-            # JWT
             - name: JWT_SECRET
               value: "aiops-jwt-secret-key-2026"
+            # 集群模式 (MODE=release) 时取消注释:
+            # - name: DATABASE_DRIVER
+            #   value: mysql
+            # - name: DATABASE_HOST
+            #   value: "10.10.10.75"
+            # - name: REDIS_DRIVER
+            #   value: redis
+            # - name: REDIS_HOST
+            #   value: "10.10.10.75"
           volumeMounts:
             - name: config
               mountPath: /app/config.yaml
@@ -102,7 +97,8 @@ spec:
           configMap:
             name: aiops-config
         - name: data
-          emptyDir: {}
+          persistentVolumeClaim:
+            claimName: aiops-data
 ---
 apiVersion: v1
 kind: Service