feat: 完成P6-P8后端能力与P9路由重构（V1-V2,D1,D3,B1-B2,B4,I1-I4,P9A2-P9A3）

server/src/jobs/integrationOutboxWorker.js

@@ -0,0 +1,41 @@
+const cron = require("node-cron");
+
+const { runIntegrationOutboxOnce } = require("./integrationOutboxJob");
+
+function startIntegrationOutboxWorker(fastify) {
+  let running = false;
+
+  const task = cron.schedule(fastify.config.integrationOutboxCron, async () => {
+    if (running) {
+      return;
+    }
+
+    running = true;
+    try {
+      await runIntegrationOutboxOnce(fastify.prisma, fastify.config, fastify.log);
+    } catch (error) {
+      fastify.log.error({ err: error }, "Integration outbox worker tick failed");
+    } finally {
+      running = false;
+    }
+  });
+
+  fastify.addHook("onClose", async () => {
+    task.stop();
+    task.destroy();
+  });
+
+  fastify.log.info(
+    {
+      cron: fastify.config.integrationOutboxCron,
+      batchSize: fastify.config.integrationOutboxBatchSize,
+    },
+    "Integration outbox worker scheduled",
+  );
+
+  return task;
+}
+
+module.exports = {
+  startIntegrationOutboxWorker,
+};