diff --git a/ee/tabby-webserver/src/schema/auth.rs b/ee/tabby-webserver/src/schema/auth.rs
index 82eee961e709..30b0831b9e75 100644
--- a/ee/tabby-webserver/src/schema/auth.rs
+++ b/ee/tabby-webserver/src/schema/auth.rs
@@ -3,13 +3,13 @@ use std::fmt::Debug;
 use anyhow::Result;
 use async_trait::async_trait;
 use jsonwebtoken as jwt;
-use juniper::{graphql_value, FieldError, FieldResult, GraphQLObject, IntoFieldError, ScalarValue};
+use juniper::{FieldError, GraphQLObject, IntoFieldError, ScalarValue};
 use lazy_static::lazy_static;
 use serde::{Deserialize, Serialize};
 use thiserror::Error;
 use validator::ValidationError;
 
-use super::{make_field_error};
+use super::make_field_error;
 
 lazy_static! {
     static ref JWT_ENCODING_KEY: jwt::EncodingKey = jwt::EncodingKey::from_secret(
@@ -74,7 +74,7 @@ impl<S: ScalarValue> IntoFieldError<S> for RegisterError {
     fn into_field_error(self) -> FieldError<S> {
         match self {
             Self::InvalidInput { errors } => make_field_error(errors),
-            _ => self.into()
+            _ => self.into(),
         }
     }
 }
@@ -116,7 +116,7 @@ impl<S: ScalarValue> IntoFieldError<S> for TokenAuthError {
     fn into_field_error(self) -> FieldError<S> {
         match self {
             Self::InvalidInput { errors } => make_field_error(errors),
-            _ => self.into()
+            _ => self.into(),
         }
     }
 }
@@ -203,7 +203,11 @@ pub trait AuthenticationService: Send + Sync {
         invitation_code: Option<String>,
     ) -> std::result::Result<RegisterResponse, RegisterError>;
 
-    async fn token_auth(&self, email: String, password: String) -> std::result::Result<TokenAuthResponse, TokenAuthError>;
+    async fn token_auth(
+        &self,
+        email: String,
+        password: String,
+    ) -> std::result::Result<TokenAuthResponse, TokenAuthError>;
 
     async fn refresh_token(&self, refresh_token: String) -> Result<RefreshTokenResponse>;
     async fn verify_token(&self, access_token: String) -> Result<VerifyTokenResponse>;
diff --git a/ee/tabby-webserver/src/service/auth.rs b/ee/tabby-webserver/src/service/auth.rs
index 024ab5622c3a..fd6a4e388ec7 100644
--- a/ee/tabby-webserver/src/service/auth.rs
+++ b/ee/tabby-webserver/src/service/auth.rs
@@ -1,11 +1,11 @@
-use anyhow::{ensure, Result};
+use anyhow::{Result};
 use argon2::{
     password_hash,
     password_hash::{rand_core::OsRng, SaltString},
     Argon2, PasswordHasher, PasswordVerifier,
 };
 use async_trait::async_trait;
-use juniper::{FieldResult, IntoFieldError};
+
 use validator::Validate;
 
 use super::db::DbConn;
@@ -15,7 +15,6 @@ use crate::schema::{
         RefreshTokenResponse, RegisterError, RegisterResponse, TokenAuthError, TokenAuthResponse,
         UserInfo, VerifyTokenResponse,
     },
-    ValidationErrors,
 };
 
 /// Input parameters for register mutation
@@ -287,7 +286,7 @@ mod tests {
         )
         .await
         .unwrap();
-        return 1;
+        1
     }
 
     #[tokio::test]
diff --git a/ee/tabby-webserver/src/service/db.rs b/ee/tabby-webserver/src/service/db.rs
index fc6429ee08ec..a05667019828 100644
--- a/ee/tabby-webserver/src/service/db.rs
+++ b/ee/tabby-webserver/src/service/db.rs
@@ -309,10 +309,10 @@ impl DbConn {
 #[cfg(test)]
 mod tests {
 
-    use assert_matches::assert_matches;
+    
 
     use super::*;
-    use crate::schema::auth::{AuthenticationService, RegisterError, TokenAuthError};
+    use crate::schema::auth::{AuthenticationService};
 
     static ADMIN_EMAIL: &str = "test@example.com";
     static ADMIN_PASSWORD: &str = "123456789";
@@ -398,4 +398,4 @@ mod tests {
         let invitations = conn.list_invitations().await.unwrap();
         assert!(invitations.is_empty());
     }
-}
\ No newline at end of file
+}