无法将项目集合呈现到Blazor窗体中

// 项目模型类
public class Project
{
    public string Name { get; set; }
    public string Description { get; set; }
    public DateTime CreatedDate { get; set; }
}

// 项目服务类
public class ProjectService
{
    private List<Project> projects;

    public ProjectService()
    {
        // 初始化项目集合
        projects = new List<Project>
        {
            new Project { Name = "Project 1", Description = "Description 1", CreatedDate = DateTime.Now },
            new Project { Name = "Project 2", Description = "Description 2", CreatedDate = DateTime.Now },
            new Project { Name = "Project 3", Description = "Description 3", CreatedDate = DateTime.Now }
        };
    }

    public List<Project> GetProjects()
    {
        return projects;
    }
}

// Blazor组件
@page "/projects"
@inject ProjectService projectService

<h3>项目列表</h3>

@if (projects != null)
{
    <ul>
        @foreach (var project in projects)
        {
            <li>@project.Name - @project.Description - @project.CreatedDate</li>
        }
    </ul>
}
else
{
    <p>没有项目。</p>
}

@code {
    List<Project> projects;

    protected override void OnInitialized()
    {
        projects = projectService.GetProjects();
    }
}