添加mybatis

src/main/resources/application.yml

@@ -72,3 +72,10 @@ springdoc:
     url: /v3/api-docs
     path: /doc.html
   packages-to-scan: com.sczx.app.controller # 替换为你的 controller 包路径
+
+mybatis-plus:
+  mapper-locations: classpath*:mapper/**/*.xml
+  type-aliases-package: com.sczx.app.entity  # 实体类包路径
+  configuration:
+    mapUnderscoreToCamelCase: true
+    log-impl: org.apache.ibatis.logging.stdout.StdOutImpl  # 控制台打印 SQL（调试用）