feat(enlish-service): 新增自动判卷功能及学生单词记忆管理模块

- 支持数据库多语句查询，修改数据源连接配置增加allowMultiQueries参数
- 添加定时任务AutoJudgeExamWordsTask，实现每5秒自动触发判卷
- 增加ExamWordsJudge接口及其实现类ExamWordsJudgeImpl，完成考试判卷逻辑
- 新增多张数据库映射文件及对应Mapper，如ExamWordsDOMapper、ExamWordsJudgeResultDOMapper、StudentExamWordsDOMapper和WordMasteryLogDOMapper，支持相关数据操作
- 扩展PngUtil工具类，支持从答题卡图片中解析学生考试信息和识别未记忆单词
- 修改数据库表结构映射，新增word_mastery_log表和相关字段，管理学生单词记忆强度及复习次数
- 配置@EnableScheduling以启用定时任务调度功能
- 增加测试用例包括ExamWordsJudgeTest和WordMasteryLogInsertTest，验证判卷和学生单词记忆初始化功能
- 重命名测试类TestInsert为TestVocabularyBankInsert，提升代码语义清晰度

enlish-service/src/main/resources/mapper/ExamWordsJudgeResultDOMapper.xml

@@ -19,11 +19,36 @@
         <result column="wrong_word_ids" jdbcType="LONGVARCHAR" property="wrongWordIds" typeHandler="com.yinlihupo.enlish.service.config.ListWordIdTypeHandler" />
     </resultMap>
 
-    <insert id="insert" parameterType="com.yinlihupo.enlish.service.domain.dataobject.ExamWordsJudgeResultDO">
+    <insert id="insert">
         insert into exam_words_judge_result
         (ans_sheet_path, is_finished, start_date)
         values (#{path}, 0, now())
     </insert>
 
+    <select id="selectUnfinishedExamWordsJudgeResultDOList" resultMap="BaseResultMap">
+        select * from exam_words_judge_result
+        where is_finished = 0
+        limit #{count}
+    </select>
+
+    <update id="updateErrorMsg">
+        update exam_words_judge_result
+        set error_msg = #{errorMsg}
+            and is_finished = 2
+        where id = #{id}
+    </update>
+
+    <update id="updateExamWordsJudgeResultDO">
+        update exam_words_judge_result
+        set student_id = #{examWordsJudgeResultDO.studentId},
+            exam_words_id = #{examWordsJudgeResultDO.examWordsId},
+            correct_word_ids = #{examWordsJudgeResultDO.correctWordIds, typeHandler=com.yinlihupo.enlish.service.config.ListWordIdTypeHandler},
+            wrong_word_ids = #{examWordsJudgeResultDO.wrongWordIds, typeHandler=com.yinlihupo.enlish.service.config.ListWordIdTypeHandler},
+            correct_word_count = #{examWordsJudgeResultDO.correctWordCount},
+            wrong_word_count = #{examWordsJudgeResultDO.wrongWordCount},
+            is_finished = 1
+        where id = #{examWordsJudgeResultDO.id}
+    </update>
+
 
 </mapper>