fix: Rename device_code table to device_codes

The DeriveIden macro converted DeviceCode to device_code (singular),
but the SeaORM entity expects device_codes (plural). Adds a migration
to rename the table so queries match.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

migration/src/lib.rs

@@ -5,6 +5,7 @@ mod m20250107_000001_add_passkeys;
 mod m20250107_000002_extend_sessions_users;
 mod m20250108_000001_add_consent_table;
 mod m20250109_000001_add_device_codes;
+mod m20250222_000001_rename_device_code_table;
 
 pub struct Migrator;
 
@@ -17,6 +18,7 @@ impl MigratorTrait for Migrator {
             Box::new(m20250107_000002_extend_sessions_users::Migration),
             Box::new(m20250108_000001_add_consent_table::Migration),
             Box::new(m20250109_000001_add_device_codes::Migration),
+            Box::new(m20250222_000001_rename_device_code_table::Migration),
         ]
     }
 }

migration/src/m20250222_000001_rename_device_code_table.rs

@@ -0,0 +1,28 @@
+use sea_orm_migration::prelude::*;
+
+#[derive(DeriveMigrationName)]
+pub struct Migration;
+
+#[async_trait::async_trait]
+impl MigrationTrait for Migration {
+    async fn up(&self, manager: &SchemaManager) -> Result<(), DbErr> {
+        // Rename device_code -> device_codes to match the SeaORM entity table_name
+        manager
+            .rename_table(
+                Table::rename()
+                    .table(Alias::new("device_code"), Alias::new("device_codes"))
+                    .to_owned(),
+            )
+            .await
+    }
+
+    async fn down(&self, manager: &SchemaManager) -> Result<(), DbErr> {
+        manager
+            .rename_table(
+                Table::rename()
+                    .table(Alias::new("device_codes"), Alias::new("device_code"))
+                    .to_owned(),
+            )
+            .await
+    }
+}