diff --git a/AOS/app/src/main/java/boostcamp/and07/mindsync/data/network/response/board/CreateBoardDto.kt b/AOS/app/src/main/java/boostcamp/and07/mindsync/data/network/response/board/CreateBoardDto.kt
index 863da65a..1f98906c 100644
--- a/AOS/app/src/main/java/boostcamp/and07/mindsync/data/network/response/board/CreateBoardDto.kt
+++ b/AOS/app/src/main/java/boostcamp/and07/mindsync/data/network/response/board/CreateBoardDto.kt
@@ -2,10 +2,9 @@ package boostcamp.and07.mindsync.data.network.response.board
 
 import kotlinx.serialization.Serializable
 
-
 @Serializable
 data class CreateBoardData(
     val boardId: String,
     val date: String,
     val imageUrl: String,
-)
\ No newline at end of file
+)
diff --git a/AOS/app/src/main/java/boostcamp/and07/mindsync/data/network/response/board/CreateBoardResponse.kt b/AOS/app/src/main/java/boostcamp/and07/mindsync/data/network/response/board/CreateBoardResponse.kt
index 0fc2aff6..95926e93 100644
--- a/AOS/app/src/main/java/boostcamp/and07/mindsync/data/network/response/board/CreateBoardResponse.kt
+++ b/AOS/app/src/main/java/boostcamp/and07/mindsync/data/network/response/board/CreateBoardResponse.kt
@@ -8,4 +8,3 @@ data class CreateBoardResponse(
     val statusCode: Int,
     val data: CreateBoardData?,
 )
-
diff --git a/AOS/app/src/main/java/boostcamp/and07/mindsync/data/network/response/login/LoginDto.kt b/AOS/app/src/main/java/boostcamp/and07/mindsync/data/network/response/login/LoginDto.kt
index 7f304f13..16ff3b80 100644
--- a/AOS/app/src/main/java/boostcamp/and07/mindsync/data/network/response/login/LoginDto.kt
+++ b/AOS/app/src/main/java/boostcamp/and07/mindsync/data/network/response/login/LoginDto.kt
@@ -3,7 +3,6 @@ package boostcamp.and07.mindsync.data.network.response.login
 import kotlinx.serialization.SerialName
 import kotlinx.serialization.Serializable
 
-
 @Serializable
 data class LoginDto(
     @SerialName("access_token")
diff --git a/AOS/app/src/main/java/boostcamp/and07/mindsync/data/network/response/login/LoginResponse.kt b/AOS/app/src/main/java/boostcamp/and07/mindsync/data/network/response/login/LoginResponse.kt
index 9003213f..0baa2375 100644
--- a/AOS/app/src/main/java/boostcamp/and07/mindsync/data/network/response/login/LoginResponse.kt
+++ b/AOS/app/src/main/java/boostcamp/and07/mindsync/data/network/response/login/LoginResponse.kt
@@ -1,6 +1,5 @@
 package boostcamp.and07.mindsync.data.network.response.login
 
-import kotlinx.serialization.SerialName
 import kotlinx.serialization.Serializable
 
 @Serializable
@@ -10,4 +9,3 @@ data class LoginResponse(
     val error: String? = null,
     val data: LoginDto? = null,
 )
-
diff --git a/AOS/app/src/main/java/boostcamp/and07/mindsync/data/network/response/login/NewAccessTokenDto.kt b/AOS/app/src/main/java/boostcamp/and07/mindsync/data/network/response/login/NewAccessTokenDto.kt
index 481238e0..5b7b6c6a 100644
--- a/AOS/app/src/main/java/boostcamp/and07/mindsync/data/network/response/login/NewAccessTokenDto.kt
+++ b/AOS/app/src/main/java/boostcamp/and07/mindsync/data/network/response/login/NewAccessTokenDto.kt
@@ -8,4 +8,3 @@ data class NewAccessTokenDto(
     @SerialName("access_token")
     val accessToken: String,
 )
-
diff --git a/AOS/app/src/main/java/boostcamp/and07/mindsync/data/network/response/login/NewAccessTokenResponse.kt b/AOS/app/src/main/java/boostcamp/and07/mindsync/data/network/response/login/NewAccessTokenResponse.kt
index 385daf9f..80657859 100644
--- a/AOS/app/src/main/java/boostcamp/and07/mindsync/data/network/response/login/NewAccessTokenResponse.kt
+++ b/AOS/app/src/main/java/boostcamp/and07/mindsync/data/network/response/login/NewAccessTokenResponse.kt
@@ -1,6 +1,5 @@
 package boostcamp.and07.mindsync.data.network.response.login
 
-import kotlinx.serialization.SerialName
 import kotlinx.serialization.Serializable
 
 @Serializable
@@ -10,4 +9,3 @@ data class NewAccessTokenResponse(
     val error: String? = null,
     val data: NewAccessTokenDto? = null,
 )
-
diff --git a/AOS/app/src/main/java/boostcamp/and07/mindsync/data/network/response/mindmap/SerializedCrdtMapper.kt b/AOS/app/src/main/java/boostcamp/and07/mindsync/data/network/response/mindmap/SerializedCrdtMapper.kt
index 2f6c1b20..961bb487 100644
--- a/AOS/app/src/main/java/boostcamp/and07/mindsync/data/network/response/mindmap/SerializedCrdtMapper.kt
+++ b/AOS/app/src/main/java/boostcamp/and07/mindsync/data/network/response/mindmap/SerializedCrdtMapper.kt
@@ -1,6 +1,5 @@
 package boostcamp.and07.mindsync.data.network.response.mindmap
 
-import boostcamp.and07.mindsync.data.util.IdGenerator
 import boostcamp.and07.mindsync.data.crdt.CrdtTree
 import boostcamp.and07.mindsync.data.crdt.Operation
 import boostcamp.and07.mindsync.data.crdt.OperationAdd
@@ -14,6 +13,7 @@ import boostcamp.and07.mindsync.data.model.CircleNode
 import boostcamp.and07.mindsync.data.model.Node
 import boostcamp.and07.mindsync.data.model.RectangleNode
 import boostcamp.and07.mindsync.data.model.Tree
+import boostcamp.and07.mindsync.data.util.IdGenerator
 import boostcamp.and07.mindsync.ui.util.ExceptionMessage
 
 fun SerializedCrdtTree.toCrdtTree(): CrdtTree {
diff --git a/AOS/app/src/main/java/boostcamp/and07/mindsync/data/network/response/user/UserDto.kt b/AOS/app/src/main/java/boostcamp/and07/mindsync/data/network/response/user/UserDto.kt
index 2ee9d6de..855eadf5 100644
--- a/AOS/app/src/main/java/boostcamp/and07/mindsync/data/network/response/user/UserDto.kt
+++ b/AOS/app/src/main/java/boostcamp/and07/mindsync/data/network/response/user/UserDto.kt
@@ -3,7 +3,6 @@ package boostcamp.and07.mindsync.data.network.response.user
 import kotlinx.serialization.SerialName
 import kotlinx.serialization.Serializable
 
-
 @Serializable
 data class UserDto(
     val uuid: String,
diff --git a/AOS/app/src/main/java/boostcamp/and07/mindsync/data/network/response/user/UserReponse.kt b/AOS/app/src/main/java/boostcamp/and07/mindsync/data/network/response/user/UserReponse.kt
index 729cdcd6..e5c2c762 100644
--- a/AOS/app/src/main/java/boostcamp/and07/mindsync/data/network/response/user/UserReponse.kt
+++ b/AOS/app/src/main/java/boostcamp/and07/mindsync/data/network/response/user/UserReponse.kt
@@ -1,6 +1,5 @@
 package boostcamp.and07.mindsync.data.network.response.user
 
-import kotlinx.serialization.SerialName
 import kotlinx.serialization.Serializable
 
 @Serializable
@@ -9,4 +8,3 @@ data class UserResponse(
     val message: String,
     val data: List<UserDto>? = null,
 )
-
diff --git a/AOS/app/src/main/java/boostcamp/and07/mindsync/ui/dialog/EditDescriptionDialog.kt b/AOS/app/src/main/java/boostcamp/and07/mindsync/ui/dialog/EditDescriptionDialog.kt
index b72cc500..db9f7ba8 100644
--- a/AOS/app/src/main/java/boostcamp/and07/mindsync/ui/dialog/EditDescriptionDialog.kt
+++ b/AOS/app/src/main/java/boostcamp/and07/mindsync/ui/dialog/EditDescriptionDialog.kt
@@ -13,10 +13,10 @@ import androidx.fragment.app.DialogFragment
 import androidx.navigation.fragment.navArgs
 import androidx.navigation.navGraphViewModels
 import boostcamp.and07.mindsync.R
-import boostcamp.and07.mindsync.data.util.NodeGenerator
 import boostcamp.and07.mindsync.data.crdt.OperationType
 import boostcamp.and07.mindsync.data.model.CircleNode
 import boostcamp.and07.mindsync.data.model.RectangleNode
+import boostcamp.and07.mindsync.data.util.NodeGenerator
 import boostcamp.and07.mindsync.databinding.DialogEditDescriptionBinding
 import boostcamp.and07.mindsync.ui.mindmap.MindMapViewModel
 
diff --git a/AOS/app/src/main/java/boostcamp/and07/mindsync/ui/mindmap/MindMapViewModel.kt b/AOS/app/src/main/java/boostcamp/and07/mindsync/ui/mindmap/MindMapViewModel.kt
index dbb3a6f9..6ed8e1f1 100644
--- a/AOS/app/src/main/java/boostcamp/and07/mindsync/ui/mindmap/MindMapViewModel.kt
+++ b/AOS/app/src/main/java/boostcamp/and07/mindsync/ui/mindmap/MindMapViewModel.kt
@@ -2,7 +2,6 @@ package boostcamp.and07.mindsync.ui.mindmap
 
 import androidx.lifecycle.ViewModel
 import androidx.lifecycle.viewModelScope
-import boostcamp.and07.mindsync.data.util.IdGenerator
 import boostcamp.and07.mindsync.data.crdt.CrdtTree
 import boostcamp.and07.mindsync.data.crdt.Operation
 import boostcamp.and07.mindsync.data.crdt.OperationAdd
@@ -19,6 +18,7 @@ import boostcamp.and07.mindsync.data.network.SocketEventType
 import boostcamp.and07.mindsync.data.network.SocketState
 import boostcamp.and07.mindsync.data.network.response.mindmap.SerializedCrdtTree
 import boostcamp.and07.mindsync.data.network.response.mindmap.SerializedOperation
+import boostcamp.and07.mindsync.data.util.IdGenerator
 import boostcamp.and07.mindsync.ui.util.Dp
 import boostcamp.and07.mindsync.ui.util.ExceptionMessage
 import dagger.hilt.android.lifecycle.HiltViewModel
diff --git a/AOS/app/src/main/java/boostcamp/and07/mindsync/ui/space/generate/AddSpaceActivity.kt b/AOS/app/src/main/java/boostcamp/and07/mindsync/ui/space/generate/AddSpaceActivity.kt
index b02cc823..8a98c0c5 100644
--- a/AOS/app/src/main/java/boostcamp/and07/mindsync/ui/space/generate/AddSpaceActivity.kt
+++ b/AOS/app/src/main/java/boostcamp/and07/mindsync/ui/space/generate/AddSpaceActivity.kt
@@ -6,7 +6,6 @@ import androidx.activity.viewModels
 import androidx.lifecycle.Lifecycle
 import androidx.lifecycle.lifecycleScope
 import androidx.lifecycle.repeatOnLifecycle
-import androidx.navigation.findNavController
 import boostcamp.and07.mindsync.R
 import boostcamp.and07.mindsync.databinding.ActivityAddSpaceBinding
 import boostcamp.and07.mindsync.ui.base.BaseActivity