Method GetPendingInvitationsAsync

backend/Services/BoardService.cs:89–138

(int userId)

    }

    public async Task<List<BoardSummaryDto>> GetPendingInvitationsAsync(int userId)
    {
        var boards = await _db.Boards
            .AsNoTracking()
            .Where(b => b.Members.Any(m => m.UserId == userId && m.Status == "Pending"))
            .Select(b => new BoardSummaryDto
            {
                Id = b.Id,
                Name = b.Name,
                CreatedAt = b.CreatedAt,
                Role = "Invited",
                ThemeColor = b.ThemeColor,
                WorkspaceId = b.WorkspaceId,
                WorkspaceName = b.Workspace.Name,
                IsClosed = b.IsClosed,
                OpenTasksCount = b.Columns.SelectMany(c => c.TaskCards)
                    .Count(t => !t.Column.Name.ToLower().Contains("done") && !t.Column.Name.ToLower().Contains("complete")),
                Members = b.Members
                    .Where(m => m.Status == "Accepted")
                    .Select(m => new BoardMemberDto
                    {
                        Id = m.Id,
                        UserId = m.UserId,
                        Username = m.User.Username,
                        AvatarUrl = m.User.AvatarUrl,
                        Role = m.Role
                    }).ToList()
            })
            .ToListAsync();

        foreach (var board in boards)
        {
            var b = await _db.Boards
                .AsNoTracking()
                .Include(x => x.Owner)
                .FirstOrDefaultAsync(x => x.Id == board.Id);

            if (b?.Owner != null && !board.Members.Any(m => m.UserId == b.OwnerId))
            {
                board.Members.Insert(0, new BoardMemberDto
                {
                    UserId = b.OwnerId,
                    Username = b.Owner.Username,
                    AvatarUrl = b.Owner.AvatarUrl,
                    Role = "Owner"
                });
            }
        }
        return boards;
    }

    public async Task<BoardDetailDto?> GetBoardDetailAsync(int boardId, int userId)
    {