fix(deps): update rust crate bincode to v3

backend/Cargo.toml

@@ -13,7 +13,7 @@ bytes = "1"
 rocket_prost_responder_derive = { path = "rocket_prost_responder_derive" }
 uuid = { version = "1.19.0", features = ["v4"] }
 bcrypt = "0.17.1"
-bincode = "2.0.1"
+bincode = "3.0.0"
 serde = { version = "1.0", features = ["derive"] }
 serde_json = "1.0"
 reqwest = { version = "0.12.24", features = ["json"] }

backend/src/auth.rs

@@ -71,7 +71,9 @@ pub async fn login(
     let req = request.into_inner();
     let users = user_list.lock().await;
 
-    if let Some(user) = users.iter().find(|u| u.person.name == req.username)
+    if let Some(user) = users
+        .iter()
+        .find(|u| u.person.name.to_lowercase() == req.username.to_lowercase())
         && bcrypt::verify(&req.password, &user.password_hash).unwrap_or(false)
     {
         let token = Uuid::new_v4().to_string();

backend/src/main.rs

@@ -78,14 +78,14 @@ async fn add_game(
     let mut games = game_list.lock().await;
     let mut game = game.into_inner();
 
-    if games.iter().any(|g| {
+    game.title = game.title.trim().to_string();
+
+    if let Some(existing) = games.iter().find(|g| {
         g.title == game.title || (g.remote_id == game.remote_id && g.source == game.source)
     }) {
-        return None;
+        return Some(existing.clone());
     }
 
-    game.title = game.title.trim().to_string();
-
     games.push(game.clone());
 
     games.sort_unstable_by(|g1, g2| g1.title.cmp(&g2.title));