修复接口内容缺失

backend-java/src/main/java/com/nanri/aiimage/config/SchedulingConfig.java

@@ -0,0 +1,24 @@
+package com.nanri.aiimage.config;
+
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.scheduling.TaskScheduler;
+import org.springframework.scheduling.concurrent.ThreadPoolTaskScheduler;
+
+@Configuration
+@Slf4j
+public class SchedulingConfig {
+
+    @Bean
+    public TaskScheduler taskScheduler() {
+        ThreadPoolTaskScheduler scheduler = new ThreadPoolTaskScheduler();
+        scheduler.setPoolSize(4);
+        scheduler.setThreadNamePrefix("aiimage-scheduling-");
+        scheduler.setWaitForTasksToCompleteOnShutdown(true);
+        scheduler.setAwaitTerminationSeconds(30);
+        scheduler.setErrorHandler(ex -> log.warn("[scheduling] task execution failed: {}", ex.getMessage(), ex));
+        scheduler.initialize();
+        return scheduler;
+    }
+}