diff --git a/src/client/app.rs b/src/client/app.rs
index 3c9f4fe..b154cf1 100644
--- a/src/client/app.rs
+++ b/src/client/app.rs
@@ -7,7 +7,6 @@ use crate::shared::models::app::{Icon, IconID};
 use crate::shared::email::Email;
 use crate::shared::opaque::UserSecretKey;
 use crate::shared::user_api::UserAPI;
-//https://chatgpt.com/c/69441737-c990-8333-9737-7ac75232da1d
 
 struct ClientApp<'a, R, U, C>
 where
diff --git a/src/client/repo.rs b/src/client/repo.rs
index 1f61c16..40e8f8a 100644
--- a/src/client/repo.rs
+++ b/src/client/repo.rs
@@ -8,4 +8,10 @@ pub trait ClientRepo {
     async fn add_secret_key(&self, email: Email, user_secret_key: UserSecretKey) -> Result<(), String>;
     async fn remove_secret_key(&self, email: &Email) -> Result<(), String>;
     async fn add_code_logged_in(&self, email: &Email, login_session: CodeLoggedInSession) -> Result<(), String>;
-}
\ No newline at end of file
+}
+
+
+// TODO: Implement in memory repo
+
+// TODO: Implement flutter-storage
+//      https://chatgpt.com/c/69441737-c990-8333-9737-7ac75232da1d
\ No newline at end of file
diff --git a/src/server/repository/in_memory/in_memory_user_db.rs b/src/server/repository/in_memory/in_memory_user_db.rs
index e53ec01..9d3f353 100644
--- a/src/server/repository/in_memory/in_memory_user_db.rs
+++ b/src/server/repository/in_memory/in_memory_user_db.rs
@@ -1,11 +1,14 @@
 use std::collections::HashMap;
 use std::sync::Arc;
 use async_trait::async_trait;
+use nkode_rs::nkode_core::keypad::Keypad;
 use tokio::sync::Mutex;
 use uuid::Uuid;
 use crate::server::repository::user_repo::UserRepo;
-use crate::shared::models::app::{CodeLoggedInSession, CodeLoginData, KeyLoggedInSession};
+use crate::shared::models::app::{CodeLoggedInSession, CodeLoginData, Icon, KeyLoggedInSession};
 use crate::shared::email::Email;
+use crate::shared::signed_session_data::SignedSessionData;
+use crate::shared::user_api::UserAPI;
 
 pub struct InMemoryUserDB {
     key_session: Arc<Mutex<HashMap<Uuid, KeyLoggedInSession>>>,
@@ -67,3 +70,26 @@ impl UserRepo for InMemoryUserDB {
             .ok_or_else(|| "code login data not found for email".to_string())
     }
 }
+
+#[async_trait]
+impl UserAPI for InMemoryUserDB {
+    async fn get_new_icons(&self) -> Result<Vec<Icon>, String> {
+        todo!()
+    }
+
+    async fn get_login_data(&self, session: SignedSessionData<Email>) -> Result<CodeLoginData, String> {
+        todo!()
+    }
+
+    async fn is_code_registered(&self, session: SignedSessionData<Email>) -> Result<bool, String> {
+        todo!()
+    }
+
+    async fn set_code_login_data(&self, session: SignedSessionData<CodeLoginData>) -> Result<(), String> {
+        todo!()
+    }
+
+    async fn update_keypad(&self, keypad: SignedSessionData<Keypad>) -> Result<(), String> {
+        todo!()
+    }
+}