perf: 收敛后端资源与健康检查开销

- 缩小模块扫描范围并显式注册各业务模块自动配置

- 增加可配置线程池、MQ 连接池与消费线程池，降低默认资源占用

- 将 RAG 与分析库中间件探活下沉到健康检查并增加短缓存

- 补齐文档向量库生命周期释放与 SSE 断连清理

easyflow-starter/easyflow-starter-all/src/main/resources/application-prod.yml

@@ -6,6 +6,13 @@ spring:
     url: jdbc:mysql://127.0.0.1:23306/easyflow?useInformationSchema=true&characterEncoding=utf-8
     username: easyflow
     password: root
+    hikari:
+      maximum-pool-size: 20
+      minimum-idle: 4
+      connection-timeout: 5000
+      validation-timeout: 3000
+      idle-timeout: 600000
+      max-lifetime: 1800000
   data:
     redis:
       host: 127.0.0.1
@@ -37,6 +44,15 @@ easyflow:
       consumer-block-timeout: 2000ms
       pending-claim-idle: 60000ms
       max-retry: 16
+      consumer-executor:
+        core-size: 4
+        max-size: 12
+        queue-capacity: 64
+        keep-alive-seconds: 60
+      pool:
+        max-active: 12
+        max-idle: 8
+        min-idle: 1
   analytical-db:
     enabled: true
     url: ${EASYFLOW_ANALYTICAL_DB_URL:jdbc:clickhouse://127.0.0.1:8123/easyflow?jdbc_ignore_unsupported_values=true&socket_timeout=30000&compress=false&ssl=false}
@@ -58,3 +74,27 @@ easyflow:
       validate-on-migrate: true
   storage:
     type: xFileStorage
+  ai:
+    rag:
+      health:
+        cache-ttl: 5s
+    document-import:
+      parse-monitor:
+        fixed-delay: 10000
+        initial-delay: 10000
+        batch-size: 10
+  thread-pool:
+    sse:
+      core-size: 4
+      max-size: 16
+      queue-capacity: 2000
+      keep-alive-seconds: 30
+      allow-core-thread-timeout: true
+    document-import:
+      core-size: 2
+      max-size: 4
+      queue-capacity: 200
+      keep-alive-seconds: 60
+      allow-core-thread-timeout: true
+    scheduler:
+      pool-size: 4