main主干首次提交，包含用户认证模块

src/main/java/com/labelsys/backend/LabelsysBackendApplication.java

@@ -0,0 +1,14 @@
+package com.labelsys.backend;
+
+import org.mybatis.spring.annotation.MapperScan;
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+
+@SpringBootApplication
+@MapperScan("com.labelsys.backend.mapper")
+public class LabelsysBackendApplication {
+
+    public static void main(String[] args) {
+        SpringApplication.run(LabelsysBackendApplication.class, args);
+    }
+}