fix(video): 修复任务状态查询逻辑并优化Redis过期策略

- 修改人脸模板渲染状态存储逻辑，增加默认过期时间
- 移除AppTaskController中冗余的JwtInfo获取代码
- 优化GoodsServiceImpl中任务状态判断逻辑，增强空值检查
- 修复视频任务状态返回不准确的问题，完善边界条件处理

src/main/java/com/ycwl/basic/biz/FaceStatusManager.java

@@ -249,8 +249,7 @@ public class FaceStatusManager {
             return;
         }
         String key = String.format(FACE_TEMPLATE_RENDER_KEY, faceId, templateId);
-        // 渲染状态不设置过期时间，永久保存
+        redisTemplate.opsForValue().set(key, String.valueOf(status.getCode()), DEFAULT_EXPIRE_SECONDS, TimeUnit.SECONDS);
-        redisTemplate.opsForValue().set(key, String.valueOf(status.getCode()));
         log.debug("设置模板渲染状态: faceId={}, templateId={}, status={}", faceId, templateId, status.getDescription());
     }
 

src/main/java/com/ycwl/basic/controller/mobile/AppTaskController.java

@@ -27,7 +27,6 @@ public class AppTaskController {
     @GetMapping("/face/{faceId}")
     @IgnoreLogReq
     public ApiResponse<VideoTaskStatusVO> getTaskStatusByFaceId(@PathVariable("faceId") Long faceId) {
-        JwtInfo worker = JwtTokenUtil.getWorker();
         return ApiResponse.success(goodsService.getTaskStatusByFaceId(faceId));
     }
     @GetMapping("/scenic/{scenicId}")
@@ -49,7 +48,6 @@ public class AppTaskController {
     @GetMapping("/face/{faceId}/template/{templateId}")
     @IgnoreLogReq
     public ApiResponse<VideoTaskStatusVO> getTemplateTaskStatus(@PathVariable("faceId") Long faceId, @PathVariable("templateId") Long templateId) {
-        JwtInfo worker = JwtTokenUtil.getWorker();
         return ApiResponse.success(goodsService.getTaskStatusByTemplateId(faceId, templateId));
     }
 

src/main/java/com/ycwl/basic/service/mobile/impl/GoodsServiceImpl.java

@@ -356,7 +356,11 @@ public class GoodsServiceImpl implements GoodsService {
         if (status == FaceCutStatus.COMPLETED) {
             // 切片已完成，查询该人脸关联的视频信息
             List<MemberVideoEntity> taskList = videoMapper.listRelationByFace(faceId);
-            if (taskList == null || taskList.isEmpty() || taskList.getLast().getVideoId() == null) {
+            if (taskList == null || taskList.isEmpty()) {
+                response.setStatus(VideoTaskStatus.PENDING.getCode());
+                return response;
+            }
+            if (taskList.getLast().getVideoId() == null) {
                 response.setStatus(VideoTaskStatus.PROCESSING.getCode());
                 return response;
             }
@@ -464,7 +468,7 @@ public class GoodsServiceImpl implements GoodsService {
             // 该模板已渲染完成，查询对应的视频信息
             List<MemberVideoEntity> taskList = videoMapper.listRelationByFaceAndTemplate(faceId, templateId);
 
-            if (taskList.isEmpty() || taskList.getLast().getVideoId() == null) {
+            if (taskList == null || taskList.isEmpty() || taskList.getLast().getVideoId() == null) {
                 // 理论上不应该出现：渲染完成但无视频记录
                 // 可能是数据不一致，返回待制作状态
                 response.setStatus(VideoTaskStatus.PROCESSING.getCode());