feat: Fixed errors

LctMonolith/Database/Repositories/IGenericRepository.cs

@@ -0,0 +1,25 @@
+using System.Linq.Expressions;
+
+namespace LctMonolith.Database.Repositories;
+
+/// <summary>
+/// Generic repository abstraction for aggregate root / entity access. Read operations return IQueryable for composition.
+/// </summary>
+public interface IGenericRepository<TEntity> where TEntity : class
+{
+    IQueryable<TEntity> Query(
+        Expression<Func<TEntity, bool>>? filter = null,
+        Func<IQueryable<TEntity>, IOrderedQueryable<TEntity>>? orderBy = null,
+        params Expression<Func<TEntity, object>>[] includes);
+
+    Task<TEntity?> GetByIdAsync(object id);
+    ValueTask<TEntity?> FindAsync(params object[] keyValues);
+
+    Task AddAsync(TEntity entity, CancellationToken ct = default);
+    Task AddRangeAsync(IEnumerable<TEntity> entities, CancellationToken ct = default);
+
+    void Update(TEntity entity);
+    void Remove(TEntity entity);
+    Task RemoveByIdAsync(object id, CancellationToken ct = default);
+}
+