Complete the corrections of the errors in the last submission.Create the backend code structure
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Change-Id: I3f0c3764560b14466236e66627f34d8b71b05cd8
diff --git a/src/main/java/com/g9/g9backend/mapper/InvitationMapper.java b/src/main/java/com/g9/g9backend/mapper/InvitationMapper.java
new file mode 100644
index 0000000..a7beab4
--- /dev/null
+++ b/src/main/java/com/g9/g9backend/mapper/InvitationMapper.java
@@ -0,0 +1,9 @@
+package com.g9.g9backend.mapper;
+
+import com.baomidou.mybatisplus.core.mapper.BaseMapper;
+import com.g9.g9backend.pojo.Invitation;
+import org.apache.ibatis.annotations.Mapper;
+
+@Mapper
+public interface InvitationMapper extends BaseMapper<Invitation> {
+}