添加文件作答的key

src/main/java/cn/com/qmth/examcloud/support/redis/RedisKeyBuilder.java

@@ -21,4 +21,7 @@ public interface RedisKeyBuilder {
 	@RedisKeyDefine(value = "网考作答", Prefix = "OE_ANSWER")
 	String studentAnswerKey(Long examRecordDataId, Integer order);
 
+	@RedisKeyDefine(value = "文件作答", Prefix = "OE_File_ANSWER")
+	String studentFileAnswerKey(Long examRecordDataId, Integer order);
+
 }