[FEAT] 어드민 엔티티 추가

Author: devchlee12

src/main/java/com/freshman/freshmanbackend/domain/member/domain/Admin.java

@@ -0,0 +1,23 @@
+package com.freshman.freshmanbackend.domain.member.domain;
+
+import jakarta.persistence.Column;
+import jakarta.persistence.Entity;
+import jakarta.persistence.Id;
+import jakarta.persistence.Table;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+
+/**
+ * 어드민 엔티티
+ */
+@Entity
+@Getter
+@NoArgsConstructor
+@Table(name = "ADMIN")
+public class Admin {
+    @Id
+    @Column(name = "ADM_SEQ")
+    private Long id;
+    @Column(name = "ADM_PWD")
+    private String password;
+}