init_object,增加了不完全的登录API，完善数据库设计

src/main/java/com/guo/learningprogresstracker/service/TestTableService.java

@@ -0,0 +1,15 @@
+package com.guo.learningprogresstracker.service;
+
+import com.guo.learningprogresstracker.domain.entity.TestTableEntity;
+import com.baomidou.mybatisplus.extension.service.IService;
+
+/**
+* @author Administrator
+* @description 针对表【test_table(测试表)】的数据库操作Service
+* @createDate 2024-04-28 18:01:21
+*/
+//@Service
+public interface TestTableService extends IService<TestTableEntity> {
+
+    TestTableEntity getTestEntityById(String id);
+}

src/main/java/com/guo/learningprogresstracker/service/impl/TestTableServiceImpl.java

@@ -0,0 +1,26 @@
+package com.guo.learningprogresstracker.service.impl;
+
+import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
+import com.guo.learningprogresstracker.domain.entity.TestTableEntity;
+import com.guo.learningprogresstracker.mapper.TestTableMapper;
+import com.guo.learningprogresstracker.service.TestTableService;
+import org.springframework.stereotype.Service;
+
+/**
+* @author Administrator
+* @description 针对表【test_table(测试表)】的数据库操作Service实现
+* @createDate 2024-04-28 18:01:21
+*/
+@Service
+public class TestTableServiceImpl extends ServiceImpl<TestTableMapper, TestTableEntity>
+    implements TestTableService {
+
+    @Override
+    public TestTableEntity getTestEntityById(String id) {
+        return this.getById(id);
+    }
+}
+
+
+
+