expandAdminFunction

Change-Id: If3b875b3017d1922b15150dd735ca2ce5a3a77f0
diff --git a/src/main/java/com/example/g8backend/service/AdminService.java b/src/main/java/com/example/g8backend/service/AdminService.java
index 1f84eec..da672f5 100644
--- a/src/main/java/com/example/g8backend/service/AdminService.java
+++ b/src/main/java/com/example/g8backend/service/AdminService.java
@@ -2,4 +2,8 @@
 
 public interface AdminService {
     boolean grantVip(Long targetUserId);
+    boolean banUser(Long userId, String reason, Long adminId);
+    boolean unbanUser(Long userId, Long adminId);
+    boolean lockPost(Long postId, String reason, Long adminId);
+    boolean unlockPost(Long postId, Long adminId);
 }
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