refactor(task): extract billing and polling logic from controller to service layer

Restructure the task relay system for better separation of concerns:
- Extract task billing into service/task_billing.go with unified settlement flow
- Move task polling loop from controller to service/task_polling.go (supports Suno + video platforms)
- Split RelayTask into fetch/submit paths with dedicated retry logic (taskSubmitWithRetry)
- Add TaskDto, TaskResponse generics, and FetchReq to dto/task.go
- Add taskcommon/helpers.go for shared task adaptor utilities
- Remove controller/task_video.go (logic consolidated into service layer)
- Update all task adaptors (ali, doubao, gemini, hailuo, jimeng, kling, sora, suno, vertex, vidu)
- Simplify frontend task logs to use new TaskDto response format

model/token.go

@@ -360,7 +360,7 @@ func DeleteTokenById(id int, userId int) (err error) {
 	return token.Delete()
 }
 
-func IncreaseTokenQuota(id int, key string, quota int) (err error) {
+func IncreaseTokenQuota(tokenId int, key string, quota int) (err error) {
 	if quota < 0 {
 		return errors.New("quota 不能为负数！")
 	}
@@ -373,10 +373,10 @@ func IncreaseTokenQuota(id int, key string, quota int) (err error) {
 		})
 	}
 	if common.BatchUpdateEnabled {
-		addNewRecord(BatchUpdateTypeTokenQuota, id, quota)
+		addNewRecord(BatchUpdateTypeTokenQuota, tokenId, quota)
 		return nil
 	}
-	return increaseTokenQuota(id, quota)
+	return increaseTokenQuota(tokenId, quota)
 }
 
 func increaseTokenQuota(id int, quota int) (err error) {