feat: complete task board workflow gates

backend-tests/AgentServiceTests.cs

@@ -45,6 +45,94 @@ public class AgentServiceTests
         Assert.Null(agent);
     }
 
+    [Fact]
+    public async Task GetAllowedAgentIdsAsync_IncludesProductOwnerAndProgrammerFast()
+    {
+        var configPath = CreateAgentConfigFile();
+        var config = CreateConfiguration(configPath);
+        var runtime = new FakeRuntime();
+        var service = new AgentService(config, runtime);
+
+        var ids = await service.GetAllowedAgentIdsAsync(CancellationToken.None);
+
+        Assert.Contains("product-owner", ids);
+        Assert.Contains("programmer-fast", ids);
+    }
+
+    [Fact]
+    public async Task GetAgentAsync_ProgrammerFast_UsesPrimaryModelAndDeveloperRole()
+    {
+        var configPath = CreateAgentConfigFile();
+        var config = CreateConfiguration(configPath);
+        var runtime = new FakeRuntime();
+        var service = new AgentService(config, runtime);
+
+        var agent = await service.GetAgentAsync("programmer-fast", CancellationToken.None);
+
+        Assert.NotNull(agent);
+        Assert.Equal("Developer", agent.Role);
+        Assert.Equal("openai/gpt-5.3-codex-spark", agent.Model);
+    }
+
+    [Fact]
+    public async Task GetAgentAsync_LegacyStringModel_IsSupported()
+    {
+        var configPath = CreateAgentConfigFile(
+            """
+            {
+              "agents": {
+                "defaults": {
+                  "workspace": "/workspace/default",
+                  "model": "deepseek/deepseek-v4-flash"
+                },
+                "list": [
+                  {
+                    "id": "iris",
+                    "name": "iris",
+                    "model": "openai/gpt-5.5"
+                  }
+                ]
+              }
+            }
+            """);
+        var config = CreateConfiguration(configPath);
+        var service = new AgentService(config, new FakeRuntime());
+
+        var agent = await service.GetAgentAsync("iris", CancellationToken.None);
+
+        Assert.NotNull(agent);
+        Assert.Equal("openai/gpt-5.5", agent!.Model);
+    }
+
+    [Fact]
+    public async Task GetAgentAsync_ObjectModel_InheritsStringDefaultModel()
+    {
+        var configPath = CreateAgentConfigFile(
+            """
+            {
+              "agents": {
+                "defaults": {
+                  "workspace": "/workspace/default",
+                  "model": "openai/gpt-5.5-mini"
+                },
+                "list": [
+                  {
+                    "id": "reviewer",
+                    "name": "reviewer"
+                  }
+                ]
+              }
+            }
+            """);
+        var config = CreateConfiguration(configPath);
+        var service = new AgentService(config, new FakeRuntime());
+
+        var agent = await service.GetAgentAsync("reviewer", CancellationToken.None);
+
+        Assert.NotNull(agent);
+        Assert.Equal("openai/gpt-5.5-mini", agent!.Model);
+    }
+
     private static IConfiguration CreateConfiguration(string configPath)
         => new ConfigurationBuilder()
             .AddInMemoryCollection(new Dictionary<string, string?>
@@ -53,10 +141,10 @@ public class AgentServiceTests
             })
             .Build();
 
-    private static string CreateAgentConfigFile()
+    private static string CreateAgentConfigFile(string? json = null)
     {
         var path = Path.Combine(Path.GetTempPath(), $"agent-config-{Guid.NewGuid():N}.json");
-        File.WriteAllText(path,
+        File.WriteAllText(path, json ??
             """
             {
               "agents": {
@@ -69,19 +157,33 @@ public class AgentServiceTests
                 "list": [
                   {
                     "id": "iris",
-                    "name": "iris"
+                    "name": "iris",
+                    "model": { "primary": "openai/gpt-5.5" }
+                  },
+                  {
+                    "id": "product-owner",
+                    "name": "product-owner",
+                    "model": { "primary": "openai/gpt-5.5" }
                   },
                   {
                     "id": "programmer",
-                    "name": "programmer"
+                    "name": "programmer",
+                    "model": { "primary": "openai/gpt-5.4" }
+                  },
+                  {
+                    "id": "programmer-fast",
+                    "name": "programmer-fast",
+                    "model": { "primary": "openai/gpt-5.3-codex-spark" }
                   },
                   {
                     "id": "reviewer",
-                    "name": "reviewer"
+                    "name": "reviewer",
+                    "model": { "primary": "openai/gpt-5.5" }
                   },
                   {
                     "id": "architekt",
-                    "name": "architekt"
+                    "name": "architekt",
+                    "model": { "primary": "openai/gpt-5.5" }
                   }
                 ]
               }

backend-tests/TaskWorkflowTests.cs

@@ -0,0 +1,548 @@
+using System.Security.Claims;
+using Microsoft.AspNetCore.Http;
+using Microsoft.AspNetCore.Mvc;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.Extensions.Configuration;
+using Microsoft.Extensions.Logging.Abstractions;
+using Nexus.Api.Controllers;
+using Nexus.Api.Data;
+using Nexus.Api.Models;
+using Nexus.Api.Repositories;
+using Nexus.Api.Services;
+using Xunit;
+
+namespace Nexus.Api.Tests;
+
+public sealed class TaskWorkflowTests
+{
+    [Fact]
+    public async Task CreateAgentTaskAsync_PreservesConfiguredAssigneeAndBacklogState_WhenPlannedChildTask()
+    {
+        await using var fixture = await TaskWorkflowFixture.CreateAsync();
+
+        var parent = await fixture.TaskService.CreateDashboardTaskAsync(
+            "Parent", "Coordination", "iris", "High", "iris", null, CancellationToken.None);
+
+        var child = await fixture.TaskService.CreateAgentTaskAsync(
+            "PO spec",
+            "Prepare specification",
+            "iris",
+            "Medium",
+            "product-owner",
+            "programmer-fast",
+            parent.Id,
+            startsInProgress: false,
+            initialState: null,
+            ct: CancellationToken.None);
+
+        Assert.Equal("Backlog", child.State);
+        Assert.Equal("product-owner", child.AssignedTo);
+        Assert.Equal("programmer-fast", child.ExpectedFrom);
+        Assert.True(child.IsAgentTask);
+    }
+
+    [Fact]
+    public async Task GetDashboardTaskByIdAsync_MapsChildDelegationAndActivity()
+    {
+        await using var fixture = await TaskWorkflowFixture.CreateAsync();
+
+        var parent = await fixture.TaskService.CreateDashboardTaskAsync(
+            "Parent", null, "iris", "High", "iris", null, CancellationToken.None);
+
+        var child = await fixture.TaskService.CreateAgentTaskAsync(
+            "Implement",
+            "Code changes",
+            "iris",
+            "High",
+            "programmer-fast",
+            "programmer-fast",
+            parent.Id,
+            startsInProgress: false,
+            initialState: null,
+            ct: CancellationToken.None);
+
+        var dto = await fixture.TaskService.GetDashboardTaskByIdAsync(child.Id, CancellationToken.None);
+
+        Assert.NotNull(dto);
+        Assert.True(dto!.HasVisibleDelegation);
+        Assert.NotNull(dto.LastActivityMessage);
+        Assert.Equal("programmer-fast", dto.AssignedTo);
+        Assert.Equal("programmer-fast", dto.ExpectedFrom);
+    }
+
+    [Fact]
+    public async Task BridgeGetChildTasksAsync_ReturnsMappedActivityAndVisibleDelegation()
+    {
+        await using var fixture = await TaskWorkflowFixture.CreateAsync();
+
+        var parent = await fixture.TaskService.CreateDashboardTaskAsync(
+            "Parent", null, "iris", "High", "iris", null, CancellationToken.None);
+
+        await fixture.TaskBridgeService.CreateChildTaskAsync(
+            parent.Id,
+            "Review",
+            "Review implementation",
+            "iris",
+            "Medium",
+            "reviewer",
+            "reviewer",
+            startsInProgress: false,
+            ct: CancellationToken.None);
+
+        var children = await fixture.TaskBridgeService.GetChildTasksAsync(parent.Id, CancellationToken.None);
+        var child = Assert.Single(children);
+
+        Assert.True(child.HasVisibleDelegation);
+        Assert.NotNull(child.LastActivityMessage);
+        Assert.Equal("reviewer", child.AssignedTo);
+    }
+
+    [Fact]
+    public async Task GatewayBridgeController_GetBoard_AcceptsProgrammerFastHeader()
+    {
+        await using var fixture = await TaskWorkflowFixture.CreateAsync();
+
+        var controller = new GatewayBridgeController(
+            fixture.TaskBridgeService,
+            fixture.AgentService,
+            fixture.Configuration,
+            NullLogger<GatewayBridgeController>.Instance)
+        {
+            ControllerContext = new ControllerContext
+            {
+                HttpContext = TaskWorkflowFixture.CreateHttpContext(headers: new Dictionary<string, string>
+                {
+                    ["X-Agent-Id"] = "programmer-fast"
+                })
+            }
+        };
+
+        var result = await controller.GetBoard(CancellationToken.None);
+        Assert.IsType<OkObjectResult>(result.Result);
+    }
+
+    [Fact]
+    public async Task GatewayBridgeController_GetBoard_AcceptsServiceKeyWithoutConfiguredNexusSystemAgent()
+    {
+        await using var fixture = await TaskWorkflowFixture.CreateAsync();
+
+        var controller = new GatewayBridgeController(
+            fixture.TaskBridgeService,
+            fixture.AgentService,
+            fixture.Configuration,
+            NullLogger<GatewayBridgeController>.Instance)
+        {
+            ControllerContext = new ControllerContext
+            {
+                HttpContext = TaskWorkflowFixture.CreateHttpContext(headers: new Dictionary<string, string>
+                {
+                    ["X-Nexus-Api-Key"] = "test-service-key"
+                })
+            }
+        };
+
+        var result = await controller.GetBoard(CancellationToken.None);
+        Assert.IsType<OkObjectResult>(result.Result);
+    }
+
+    [Fact]
+    public async Task DashboardController_GetBoard_AcceptsServiceKeyWithoutJwt()
+    {
+        await using var fixture = await TaskWorkflowFixture.CreateAsync();
+
+        var controller = new DashboardController(
+            new FakeDashboardService(),
+            fixture.TaskService,
+            fixture.ActivityRepository,
+            new HttpContextAccessor(),
+            fixture.AgentService,
+            fixture.Configuration,
+            fixture.NotificationService,
+            fixture.LiveUpdateService)
+        {
+            ControllerContext = new ControllerContext
+            {
+                HttpContext = TaskWorkflowFixture.CreateHttpContext(headers: new Dictionary<string, string>
+                {
+                    ["X-Nexus-Api-Key"] = "test-service-key"
+                })
+            }
+        };
+
+        var result = await controller.GetBoard(CancellationToken.None);
+        Assert.IsType<OkObjectResult>(result.Result);
+    }
+
+    [Fact]
+    public async Task TasksController_GetBoard_AcceptsProgrammerFastHeader()
+    {
+        await using var fixture = await TaskWorkflowFixture.CreateAsync();
+
+        var controller = new TasksController(fixture.TaskService, fixture.AgentService, fixture.Configuration)
+        {
+            ControllerContext = new ControllerContext
+            {
+                HttpContext = TaskWorkflowFixture.CreateHttpContext(headers: new Dictionary<string, string>
+                {
+                    ["X-Agent-Id"] = "programmer-fast"
+                })
+            }
+        };
+
+        var result = await controller.GetBoard(CancellationToken.None);
+        var httpContext = new DefaultHttpContext();
+        await result.ExecuteAsync(httpContext);
+
+        Assert.Equal(StatusCodes.Status200OK, httpContext.Response.StatusCode);
+    }
+
+    [Fact]
+    public async Task TasksController_ResetStale_Anonymous_IsUnauthorized()
+    {
+        await using var fixture = await TaskWorkflowFixture.CreateAsync();
+
+        var controller = new TasksController(fixture.TaskService, fixture.AgentService, fixture.Configuration)
+        {
+            ControllerContext = new ControllerContext
+            {
+                HttpContext = TaskWorkflowFixture.CreateHttpContext()
+            }
+        };
+
+        var result = await controller.ResetStale(new ResetStaleRequest(2), CancellationToken.None);
+        var httpContext = new DefaultHttpContext();
+        await result.ExecuteAsync(httpContext);
+
+        Assert.Equal(StatusCodes.Status401Unauthorized, httpContext.Response.StatusCode);
+    }
+
+    [Fact]
+    public async Task TasksController_ResetStale_UnknownAgentHeader_IsForbidden()
+    {
+        await using var fixture = await TaskWorkflowFixture.CreateAsync();
+
+        var controller = new TasksController(fixture.TaskService, fixture.AgentService, fixture.Configuration)
+        {
+            ControllerContext = new ControllerContext
+            {
+                HttpContext = TaskWorkflowFixture.CreateHttpContext(headers: new Dictionary<string, string>
+                {
+                    ["X-Agent-Id"] = "unknown-agent"
+                })
+            }
+        };
+
+        var result = await controller.ResetStale(new ResetStaleRequest(2), CancellationToken.None);
+        var httpContext = new DefaultHttpContext();
+        await result.ExecuteAsync(httpContext);
+
+        Assert.Equal(StatusCodes.Status403Forbidden, httpContext.Response.StatusCode);
+    }
+
+    [Fact]
+    public async Task TasksController_ResetStale_OrdinaryJwtUser_IsForbidden()
+    {
+        await using var fixture = await TaskWorkflowFixture.CreateAsync();
+
+        var controller = new TasksController(fixture.TaskService, fixture.AgentService, fixture.Configuration)
+        {
+            ControllerContext = new ControllerContext
+            {
+                HttpContext = TaskWorkflowFixture.CreateHttpContext(user: TaskWorkflowFixture.CreateUser("user-1", "user"))
+            }
+        };
+
+        var result = await controller.ResetStale(new ResetStaleRequest(2), CancellationToken.None);
+        var httpContext = new DefaultHttpContext();
+        await result.ExecuteAsync(httpContext);
+
+        Assert.Equal(StatusCodes.Status403Forbidden, httpContext.Response.StatusCode);
+    }
+
+    [Fact]
+    public async Task TasksController_ResetStale_ServiceKey_IsAllowed()
+    {
+        await using var fixture = await TaskWorkflowFixture.CreateAsync();
+
+        var controller = new TasksController(fixture.TaskService, fixture.AgentService, fixture.Configuration)
+        {
+            ControllerContext = new ControllerContext
+            {
+                HttpContext = TaskWorkflowFixture.CreateHttpContext(headers: new Dictionary<string, string>
+                {
+                    ["X-Nexus-Api-Key"] = "test-service-key"
+                })
+            }
+        };
+
+        var result = await controller.ResetStale(new ResetStaleRequest(2), CancellationToken.None);
+        var httpContext = new DefaultHttpContext();
+        await result.ExecuteAsync(httpContext);
+
+        Assert.Equal(StatusCodes.Status200OK, httpContext.Response.StatusCode);
+    }
+
+    [Fact]
+    public async Task TasksController_ResetStale_IrisHeader_IsAllowed()
+    {
+        await using var fixture = await TaskWorkflowFixture.CreateAsync();
+
+        var controller = new TasksController(fixture.TaskService, fixture.AgentService, fixture.Configuration)
+        {
+            ControllerContext = new ControllerContext
+            {
+                HttpContext = TaskWorkflowFixture.CreateHttpContext(agentId: "iris")
+            }
+        };
+
+        var result = await controller.ResetStale(new ResetStaleRequest(2), CancellationToken.None);
+        var httpContext = new DefaultHttpContext();
+        await result.ExecuteAsync(httpContext);
+
+        Assert.Equal(StatusCodes.Status200OK, httpContext.Response.StatusCode);
+    }
+
+    [Fact]
+    public async Task GatewayBridgeController_GetBoard_OrdinaryJwtUser_IsUnauthorized()
+    {
+        await using var fixture = await TaskWorkflowFixture.CreateAsync();
+
+        var controller = new GatewayBridgeController(
+            fixture.TaskBridgeService,
+            fixture.AgentService,
+            fixture.Configuration,
+            NullLogger<GatewayBridgeController>.Instance)
+        {
+            ControllerContext = new ControllerContext
+            {
+                HttpContext = TaskWorkflowFixture.CreateHttpContext(user: TaskWorkflowFixture.CreateUser("user-1", "user"))
+            }
+        };
+
+        var result = await controller.GetBoard(CancellationToken.None);
+        Assert.IsType<UnauthorizedObjectResult>(result.Result);
+    }
+
+    [Fact]
+    public async Task GatewayBridgeController_GetBoard_AdminJwt_IsAllowed()
+    {
+        await using var fixture = await TaskWorkflowFixture.CreateAsync();
+
+        var controller = new GatewayBridgeController(
+            fixture.TaskBridgeService,
+            fixture.AgentService,
+            fixture.Configuration,
+            NullLogger<GatewayBridgeController>.Instance)
+        {
+            ControllerContext = new ControllerContext
+            {
+                HttpContext = TaskWorkflowFixture.CreateHttpContext(user: TaskWorkflowFixture.CreateUser("bao", "admin"))
+            }
+        };
+
+        var result = await controller.GetBoard(CancellationToken.None);
+        Assert.IsType<OkObjectResult>(result.Result);
+    }
+
+    [Fact]
+    public async Task CreateChildTaskAsync_TransitionsBacklogParent_WhenCallerIsProgrammerFast()
+    {
+        await using var fixture = await TaskWorkflowFixture.CreateAsync();
+        fixture.SetCallerAgent("programmer-fast");
+
+        var parent = await fixture.TaskService.CreateDashboardTaskAsync(
+            "Parent", "Coordination", "iris", "High", "iris", null, CancellationToken.None);
+
+        var result = await fixture.TaskBridgeService.CreateChildTaskAsync(
+            parent.Id,
+            "Implement",
+            "Ship the change",
+            "programmer-fast",
+            "Medium",
+            "programmer-fast",
+            "programmer-fast",
+            startsInProgress: false,
+            ct: CancellationToken.None);
+
+        var updatedParent = await fixture.TaskService.GetByIdAsync(parent.Id, CancellationToken.None);
+
+        Assert.Equal(TaskBridgeOutcome.Success, result.Outcome);
+        Assert.NotNull(updatedParent);
+        Assert.Equal("In progress", updatedParent!.State);
+    }
+}
+
+file sealed class TaskWorkflowFixture : IAsyncDisposable
+{
+    private readonly NexusDbContext _db;
+
+    private TaskWorkflowFixture(
+        NexusDbContext db,
+        IConfiguration configuration,
+        ITaskRepository taskRepository,
+        IActivityRepository activityRepository,
+        INotificationService notificationService,
+        ILiveUpdateService liveUpdateService,
+        ITaskService taskService,
+        ITaskBridgeService taskBridgeService,
+        IAgentService agentService,
+        HttpContextAccessor httpContextAccessor)
+    {
+        _db = db;
+        Configuration = configuration;
+        TaskRepository = taskRepository;
+        ActivityRepository = activityRepository;
+        NotificationService = notificationService;
+        LiveUpdateService = liveUpdateService;
+        TaskService = taskService;
+        TaskBridgeService = taskBridgeService;
+        AgentService = agentService;
+        HttpContextAccessor = httpContextAccessor;
+    }
+
+    public IConfiguration Configuration { get; }
+    public ITaskRepository TaskRepository { get; }
+    public IActivityRepository ActivityRepository { get; }
+    public INotificationService NotificationService { get; }
+    public ILiveUpdateService LiveUpdateService { get; }
+    public ITaskService TaskService { get; }
+    public ITaskBridgeService TaskBridgeService { get; }
+    public IAgentService AgentService { get; }
+    public HttpContextAccessor HttpContextAccessor { get; }
+
+    public static async Task<TaskWorkflowFixture> CreateAsync()
+    {
+        var options = new DbContextOptionsBuilder<NexusDbContext>()
+            .UseInMemoryDatabase(Guid.NewGuid().ToString())
+            .Options;
+
+        var db = new NexusDbContext(options);
+        await db.Database.EnsureCreatedAsync();
+
+        var configPath = CreateAgentConfigFile();
+        var configuration = new ConfigurationBuilder()
+            .AddInMemoryCollection(new Dictionary<string, string?>
+            {
+                ["AgentConfigPath"] = configPath,
+                ["NexusApiKey"] = "test-service-key"
+            })
+            .Build();
+
+        var agentService = new AgentService(configuration, new FakeRuntime());
+        var liveUpdateService = new LiveUpdateService();
+        var activityRepository = new ActivityRepository(db);
+        var taskRepository = new TaskRepository(db);
+        var notificationService = new NotificationService(db, liveUpdateService);
+        var httpContextAccessor = new HttpContextAccessor { HttpContext = CreateHttpContext(agentId: "iris") };
+
+        var taskService = new TaskService(
+            taskRepository,
+            activityRepository,
+            notificationService,
+            agentService,
+            httpContextAccessor,
+            liveUpdateService);
+
+        var taskBridgeService = new TaskBridgeService(
+            taskService,
+            agentService,
+            activityRepository,
+            notificationService,
+            liveUpdateService);
+
+        return new TaskWorkflowFixture(
+            db,
+            configuration,
+            taskRepository,
+            activityRepository,
+            notificationService,
+            liveUpdateService,
+            taskService,
+            taskBridgeService,
+            agentService,
+            httpContextAccessor);
+    }
+
+    public static DefaultHttpContext CreateHttpContext(
+        string? agentId = null,
+        Dictionary<string, string>? headers = null,
+        ClaimsPrincipal? user = null)
+    {
+        var httpContext = new DefaultHttpContext();
+        if (!string.IsNullOrWhiteSpace(agentId))
+            httpContext.Request.Headers["X-Agent-Id"] = agentId;
+
+        if (headers is not null)
+        {
+            foreach (var (key, value) in headers)
+                httpContext.Request.Headers[key] = value;
+        }
+
+        httpContext.User = user ?? new ClaimsPrincipal(new ClaimsIdentity());
+        return httpContext;
+    }
+
+    public static ClaimsPrincipal CreateUser(string userId, string role)
+    {
+        var claims = new[]
+        {
+            new Claim(ClaimTypes.NameIdentifier, userId),
+            new Claim(ClaimTypes.Role, role)
+        };
+
+        return new ClaimsPrincipal(new ClaimsIdentity(claims, "TestAuth"));
+    }
+
+    public void SetCallerAgent(string agentId)
+    {
+        HttpContextAccessor.HttpContext = CreateHttpContext(agentId: agentId);
+    }
+
+    public async ValueTask DisposeAsync()
+    {
+        await _db.DisposeAsync();
+    }
+
+    private static string CreateAgentConfigFile()
+    {
+        var path = Path.Combine(Path.GetTempPath(), $"agent-config-{Guid.NewGuid():N}.json");
+        File.WriteAllText(path,
+            """
+            {
+              "agents": {
+                "defaults": {
+                  "workspace": "/workspace/default",
+                  "model": {
+                    "primary": "deepseek/deepseek-v4-flash"
+                  }
+                },
+                "list": [
+                  { "id": "iris", "name": "iris", "model": { "primary": "openai/gpt-5.5" } },
+                  { "id": "product-owner", "name": "product-owner", "model": { "primary": "openai/gpt-5.5" } },
+                  { "id": "programmer", "name": "programmer", "model": { "primary": "openai/gpt-5.4" } },
+                  { "id": "programmer-fast", "name": "programmer-fast", "model": { "primary": "openai/gpt-5.3-codex-spark" } },
+                  { "id": "reviewer", "name": "reviewer", "model": { "primary": "openai/gpt-5.5" } }
+                ]
+              }
+            }
+            """);
+
+        return path;
+    }
+}
+
+file sealed class FakeDashboardService : IDashboardService
+{
+    public Task<DashboardStatus> GetStatusAsync() => Task.FromResult(new DashboardStatus(true, "online", 1, 0));
+    public Task<List<DashboardAgentInfo>> GetAgentsAsync() => Task.FromResult(new List<DashboardAgentInfo>());
+    public Task<List<FeedEntry>> GetOperationsAsync(int limit, string? agentFilter) => Task.FromResult(new List<FeedEntry>());
+    public Task<ChatResponse> SendChatAsync(string agentId, string message) => Task.FromResult(new ChatResponse(true, "", null));
+    public Task<List<MessageEntry>> GetMessagesAsync(string? sessionKey, int limit, int offset) => Task.FromResult(new List<MessageEntry>());
+    public Task<List<QueueItem>> GetQueueAsync(CancellationToken ct) => Task.FromResult(new List<QueueItem>());
+    public Task<QueueDeleteResult> DeleteQueueItemAsync(string id, string? source, CancellationToken ct) => Task.FromResult(new QueueDeleteResult(QueueDeleteOutcome.Ignored));
+    public Task<QueuePriorityResult> CycleQueuePriorityAsync(string id, CancellationToken ct) => Task.FromResult(new QueuePriorityResult(QueuePriorityOutcome.Ignored));
+    public Task<AgentModelInfo?> GetAgentModelAsync(string agentId) => Task.FromResult<AgentModelInfo?>(null);
+    public Task<bool> SetAgentModelAsync(string agentId, string model) => Task.FromResult(false);
+    public Task<List<AgentActivityEntry>> GetAgentActivityAsync(string agentId, int limit) => Task.FromResult(new List<AgentActivityEntry>());
+    public List<ModelOption> GetAvailableModels() => [];
+}

backend/Controllers/DashboardController.cs

@@ -16,6 +16,8 @@ public class DashboardController(
     ITaskService taskService,
     IActivityRepository activityService,
     IHttpContextAccessor httpContextAccessor,
+    IAgentService agentService,
+    IConfiguration configuration,
     INotificationService notificationService,
     ILiveUpdateService liveUpdateService) : ControllerBase
 {
@@ -191,9 +193,15 @@ public class DashboardController(
 
     // ── Task Board Endpoints ──
 
+    [AllowAnonymous]
     [HttpGet("tasks/board")]
-    public async Task<BoardResponse> GetBoard(CancellationToken ct)
+    public async Task<ActionResult<BoardResponse>> GetBoard(CancellationToken ct)
-        => await taskService.GetBoardAsync(ct);
+    {
+        if (!await CanReadBoardAsync(ct))
+            return Unauthorized();
+
+        return Ok(await taskService.GetBoardAsync(ct));
+    }
 
     [HttpGet("live")]
     public async Task Live(
@@ -320,8 +328,17 @@ public class DashboardController(
     [HttpGet("tasks/{id:guid}/children")]
     public async Task<ActionResult<List<DashboardTaskDto>>> GetChildren(Guid id, CancellationToken ct)
     {
-        var children = await taskService.GetChildTasksAsync(id, ct);
+        var board = await taskService.GetBoardAsync(ct);
-        return Ok(children.Select(MapToDto).ToList());
+        var children = board.Offen
+            .Concat(board.InProgress)
+            .Concat(board.Review)
+            .Concat(board.Blocked)
+            .Concat(board.Done)
+            .Where(task => task.ParentTaskId == id)
+            .OrderByDescending(task => task.UpdatedAt)
+            .ToList();
+
+        return Ok(children);
     }
 
     [HttpGet("tasks/{id:guid}")]
@@ -401,7 +418,7 @@ public class DashboardController(
             var task = await taskService.CreateAgentTaskAsync(
                 request.Title, request.Detail, request.Source ?? "iris",
                 request.Priority, request.AssignedTo, request.ExpectedFrom,
-                request.ParentTaskId, ct);
+                request.ParentTaskId, request.StartsInProgress, request.InitialState, ct);
 
             return Created($"/api/dashboard/tasks/{task.Id}", MapToDto(task));
         }
@@ -415,4 +432,16 @@ public class DashboardController(
         t.Id, t.Title, t.Detail, t.Source, t.State, t.Priority, t.AssignedTo,
         t.ParentTaskId, t.DueDate, t.CreatedAt, t.UpdatedAt,
         t.IsAgentTask, t.ExpectedFrom);
+
+    private async Task<bool> CanReadBoardAsync(CancellationToken ct)
+    {
+        var allowedAgent = await RequestAuthorizationHelper.ResolveAllowedAgentHeaderAsync(HttpContext, agentService, ct);
+        if (!string.IsNullOrWhiteSpace(allowedAgent))
+            return true;
+
+        if (RequestAuthorizationHelper.HasValidServiceKey(HttpContext, configuration))
+            return true;
+
+        return User.Identity?.IsAuthenticated == true;
+    }
 }

backend/Controllers/GatewayBridgeController.cs

@@ -38,6 +38,7 @@ namespace Nexus.Api.Controllers;
 public class GatewayBridgeController(
     ITaskBridgeService bridge,
     IAgentService agentService,
+    IConfiguration configuration,
     ILogger<GatewayBridgeController> logger) : ControllerBase
 {
     private const string ApikeyErrorMessage =
@@ -101,6 +102,7 @@ public class GatewayBridgeController(
             priority: command.Priority ?? "Normal",
             assignedTo: command.AssignedTo,
             expectedFrom: command.ExpectedFrom ?? command.AssignedTo,
+            startsInProgress: command.StartsInProgress,
             ct: ct);
 
         return MapResult(result, "create_child_task");
@@ -232,12 +234,13 @@ public class GatewayBridgeController(
     private async Task<(bool Success, string AgentId, ActionResult? ErrorResult)> TryResolveAgentAsync(CancellationToken ct)
     {
         var allowedAgentIds = await agentService.GetAllowedAgentIdsAsync(ct);
+        var allowedActorIds = AgentIdentityCatalog.BuildAllowedActorIds(allowedAgentIds);
 
         var agentHeader = Request.Headers["X-Agent-Id"].FirstOrDefault();
         if (!string.IsNullOrWhiteSpace(agentHeader))
         {
             var normalizedHeader = agentHeader.Trim().ToLowerInvariant();
-            if (allowedAgentIds.Contains(normalizedHeader))
+            if (allowedActorIds.Contains(normalizedHeader))
                 return (true, normalizedHeader, null);
 
             logger.LogWarning("Bridge: ignoring unknown X-Agent-Id '{AgentId}' from {Ip} and continuing auth fallback",
@@ -248,14 +251,17 @@ public class GatewayBridgeController(
         if (User.Identity?.IsAuthenticated == true)
         {
             var normalizedClaim = User.FindFirst(ClaimTypes.NameIdentifier)?.Value?.Trim().ToLowerInvariant();
-            if (!string.IsNullOrWhiteSpace(normalizedClaim) && allowedAgentIds.Contains(normalizedClaim))
+            if (!string.IsNullOrWhiteSpace(normalizedClaim) && allowedActorIds.Contains(normalizedClaim))
                 return (true, normalizedClaim, null);
 
-            if (User.IsInRole("owner") || User.IsInRole("admin") || User.IsInRole("member"))
+            // Browser JWT fallback is intentionally restricted to board owners/admins.
+            // Agent/service traffic should authenticate as an allowed agent or service principal.
+            if (User.IsInRole("owner") || User.IsInRole("admin"))
                 return (true, "bao", null);
         }
 
-        if (User.IsInRole("Service") && allowedAgentIds.Contains("nexus-system"))
+        if (RequestAuthorizationHelper.IsAuthenticatedService(HttpContext, configuration) &&
+            allowedActorIds.Contains("nexus-system"))
             return (true, "nexus-system", null);
 
         var unauthorized = Unauthorized(new { error = ApikeyErrorMessage });
@@ -345,7 +351,8 @@ public sealed record BridgeCreateChildTaskCommand(
     string? Detail = null,
     string? Priority = null,
     string? AssignedTo = null,
-    string? ExpectedFrom = null
+    string? ExpectedFrom = null,
+    bool StartsInProgress = false
 );
 
 public sealed record BridgeUpdateStatusCommand(string State);

backend/Controllers/TasksController.cs

@@ -10,7 +10,7 @@ namespace Nexus.Api.Controllers;
 [Authorize]
 [ApiController]
 [Route("api/v1/tasks")]
-public class TasksController(ITaskService taskService, IAgentService agentService) : ControllerBase
+public class TasksController(ITaskService taskService, IAgentService agentService, IConfiguration configuration) : ControllerBase
 {
     [HttpGet]
     public async Task<IResult> GetAll(CancellationToken ct)
@@ -117,12 +117,12 @@ public class TasksController(ITaskService taskService, IAgentService agentServic
     /// X-Nexus-Api-Key / JWT. Kein [AllowAnonymous] mehr.
     /// Für Agent-zu-Agent-Kommunikation den /api/bridge/board Endpunkt nutzen.
     /// </summary>
+    [AllowAnonymous]
     [HttpGet("board")]
     public async Task<IResult> GetBoard(CancellationToken ct)
     {
-        // Erfordert mindestens einen identifizierbaren Agent-Aufrufer
+        var agentHeader = await RequestAuthorizationHelper.ResolveAllowedAgentHeaderAsync(HttpContext, agentService, ct);
-        var agentHeader = await GetAllowedAgentHeaderAsync(ct);
+        var isApiKey = RequestAuthorizationHelper.IsAuthenticatedService(HttpContext, configuration);
-        var isApiKey = HttpContext.User.IsInRole("Service");
         var isAuth = HttpContext.User.Identity?.IsAuthenticated == true;
 
         if (string.IsNullOrWhiteSpace(agentHeader) && !isApiKey && !isAuth)
@@ -136,33 +136,28 @@ public class TasksController(ITaskService taskService, IAgentService agentServic
     /// Wird vom Iris Autonomous Worker genutzt.
     ///
     /// SICHERHEIT: Erfordert X-Agent-Id Header (nur iris) ODER
-    /// X-Nexus-Api-Key / JWT-authenticated user.
+    /// X-Nexus-Api-Key / Service-Principal ODER owner/admin JWT.
     /// Für Agent-zu-Agent-Kommunikation den /api/bridge Endpunkt nutzen.
     /// </summary>
+    [AllowAnonymous]
     [HttpPost("reset-stale")]
     public async Task<IResult> ResetStale([FromBody] ResetStaleRequest request, CancellationToken ct)
     {
-        var agentHeader = await GetAllowedAgentHeaderAsync(ct);
+        var agentHeaderResolution = await RequestAuthorizationHelper.ResolveAgentHeaderAsync(HttpContext, agentService, ct);
-        var isApiKey = HttpContext.User.IsInRole("Service");
+        var isService = RequestAuthorizationHelper.IsAuthenticatedService(HttpContext, configuration);
-        var isAuth = HttpContext.User.Identity?.IsAuthenticated == true;
+        var isPrivilegedUser = RequestAuthorizationHelper.IsPrivilegedUser(HttpContext);
+
+        var isIris = string.Equals(agentHeaderResolution.AgentId, "iris", StringComparison.OrdinalIgnoreCase);
+        if (!isIris && !isService && !isPrivilegedUser)
+        {
+            // A presented but unrecognized agent header is an invalid credential, not a missing one.
+            if (HttpContext.User.Identity?.IsAuthenticated == true || agentHeaderResolution.HeaderProvided)
+                return Results.Forbid();
 
-        // Nur iris, nexus-system (ApiKey) oder JWT-authenticated user
-        var isIris = string.Equals(agentHeader, "iris", StringComparison.OrdinalIgnoreCase);
-        if (!isIris && !isApiKey && !isAuth)
             return Results.Unauthorized();
+        }
 
         var count = await taskService.ResetStaleAsync(request.StaleHours, ct);
         return Results.Ok(new ResetStaleResponse(count));
     }
-
-    private async Task<string?> GetAllowedAgentHeaderAsync(CancellationToken ct)
-    {
-        var headerValue = HttpContext.Request.Headers["X-Agent-Id"].FirstOrDefault();
-        if (string.IsNullOrWhiteSpace(headerValue))
-            return null;
-
-        var normalized = headerValue.Trim().ToLowerInvariant();
-        var allowed = await agentService.GetAllowedAgentIdsAsync(ct);
-        return allowed.Contains(normalized) ? normalized : null;
-    }
 }

backend/Models/Dashboard.cs

@@ -116,7 +116,9 @@ public sealed record CreateAgentTaskRequest(
     string? Priority,
     string? AssignedTo,
     string? ExpectedFrom,
-    Guid? ParentTaskId = null
+    Guid? ParentTaskId = null,
+    bool StartsInProgress = true,
+    string? InitialState = null
 );
 
 public sealed record UpdateDashboardTaskRequest(

backend/Services/AgentIdentityCatalog.cs

@@ -0,0 +1,44 @@
+namespace Nexus.Api.Services;
+
+public static class AgentIdentityCatalog
+{
+    public static readonly string[] DefaultConfiguredAgentIds =
+    [
+        "main",
+        "iris",
+        "product-owner",
+        "programmer",
+        "programmer-fast",
+        "reviewer",
+        "architekt",
+        "researcher",
+        "executor"
+    ];
+
+    private static readonly string[] WorkflowActorIds =
+    [
+        "bao",
+        "nexus-system"
+    ];
+
+    public static IReadOnlySet<string> BuildAllowedActorIds(IEnumerable<string> configuredAgentIds)
+    {
+        var ids = new HashSet<string>(WorkflowActorIds, StringComparer.OrdinalIgnoreCase);
+        foreach (var configuredAgentId in configuredAgentIds)
+        {
+            if (!string.IsNullOrWhiteSpace(configuredAgentId))
+                ids.Add(configuredAgentId.Trim().ToLowerInvariant());
+        }
+
+        return ids;
+    }
+
+    public static string? NormalizeActorId(string? actorId, IReadOnlySet<string> allowedActorIds)
+    {
+        if (string.IsNullOrWhiteSpace(actorId))
+            return null;
+
+        var normalized = actorId.Trim().ToLowerInvariant();
+        return allowedActorIds.Contains(normalized) ? normalized : null;
+    }
+}

backend/Services/AgentService.cs

@@ -20,7 +20,8 @@ public sealed record AgentConfig
     public string? AgentDir { get; init; }
 
     [JsonPropertyName("model")]
-    public string? Model { get; init; }
+    [JsonConverter(typeof(AgentModelConfigConverter))]
+    public AgentModelConfig? Model { get; init; }
 
     [JsonPropertyName("identity")]
     public AgentIdentityConfig? Identity { get; init; }
@@ -44,6 +45,60 @@ public sealed record AgentIdentityConfig
     public string Theme { get; init; } = string.Empty;
 }
 
+public sealed record AgentModelConfig
+{
+    [JsonPropertyName("primary")]
+    public string? Primary { get; init; }
+}
+
+public sealed class AgentModelConfigConverter : JsonConverter<AgentModelConfig>
+{
+    public override AgentModelConfig? Read(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options)
+    {
+        if (reader.TokenType == JsonTokenType.Null)
+            return null;
+
+        if (reader.TokenType == JsonTokenType.String)
+        {
+            var primary = reader.GetString();
+            return string.IsNullOrWhiteSpace(primary) ? null : new AgentModelConfig { Primary = primary };
+        }
+
+        if (reader.TokenType != JsonTokenType.StartObject)
+            throw new JsonException("Agent model must be either a string or an object.");
+
+        using var document = JsonDocument.ParseValue(ref reader);
+        var root = document.RootElement;
+
+        string? primary = null;
+        foreach (var property in root.EnumerateObject())
+        {
+            if (!string.Equals(property.Name, "primary", StringComparison.OrdinalIgnoreCase))
+                continue;
+
+            primary = property.Value.ValueKind switch
+            {
+                JsonValueKind.String => property.Value.GetString(),
+                JsonValueKind.Null => null,
+                _ => throw new JsonException("Agent model primary must be a string.")
+            };
+            break;
+        }
+
+        return new AgentModelConfig { Primary = primary };
+    }
+
+    public override void Write(Utf8JsonWriter writer, AgentModelConfig value, JsonSerializerOptions options)
+    {
+        writer.WriteStartObject();
+        if (!string.IsNullOrWhiteSpace(value.Primary))
+            writer.WriteString("primary", value.Primary);
+        else
+            writer.WriteNull("primary");
+        writer.WriteEndObject();
+    }
+}
+
 public sealed record AgentInfo(
     string Id,
     string Name,
@@ -94,7 +149,7 @@ public sealed class AgentService(IConfiguration configuration, IAgentRuntime run
         var agents = new List<AgentInfo>(configs.Count);
         foreach (var config in configs)
         {
-            var model = config.Model ?? "deepseek/deepseek-v4-flash";
+            var model = ResolveModel(config);
             var role = DeriveRole(config.Id);
             var description = config.Identity?.Theme ?? string.Empty;
 
@@ -141,7 +196,7 @@ public sealed class AgentService(IConfiguration configuration, IAgentRuntime run
             Id: config.Id,
             Name: config.Identity?.Name ?? config.Name ?? config.Id,
             Role: role,
-            Model: config.Model ?? "deepseek/deepseek-v4-flash",
+            Model: ResolveModel(config),
             Status: runtimeStatus.Status,
             LastSeen: now,
             Workspace: config.Workspace,
@@ -159,36 +214,43 @@ public sealed class AgentService(IConfiguration configuration, IAgentRuntime run
         return configs
             .Where(config => !string.IsNullOrWhiteSpace(config.Id))
             .Select(config => config.Id.Trim().ToLowerInvariant())
+            .DefaultIfEmpty()
+            .Where(id => !string.IsNullOrWhiteSpace(id))
             .ToHashSet(StringComparer.OrdinalIgnoreCase);
     }
 
     private static string DeriveRole(string agentId) => agentId.ToLowerInvariant() switch
     {
         "iris" => "Orchestrator",
+        "product-owner" => "Product Owner",
         "programmer" => "Developer",
+        "programmer-fast" => "Developer",
         "reviewer" => "Reviewer",
         "architekt" => "Architect",
         "main" => "Assistant",
         _ => "Custom"
     };
 
+    private static string ResolveModel(AgentConfig config)
+        => config.Model?.Primary ?? "deepseek/deepseek-v4-flash";
+
     private async Task<IReadOnlyList<AgentConfig>> LoadAgentConfigsAsync(CancellationToken cancellationToken)
     {
         var path = configuration.GetValue<string>("AgentConfigPath")
             ?? "/home/node/.openclaw/openclaw.json";
 
         if (!File.Exists(path))
-            return Array.Empty<AgentConfig>();
+            return BuildFallbackConfigs();
 
         var json = await File.ReadAllTextAsync(path, cancellationToken);
         using var document = JsonDocument.Parse(json, new JsonDocumentOptions { AllowTrailingCommas = true });
         var root = document.RootElement;
 
         if (!root.TryGetProperty("agents", out var agentsElement))
-            return Array.Empty<AgentConfig>();
+            return BuildFallbackConfigs();
 
         if (!agentsElement.TryGetProperty("list", out var listElement))
-            return Array.Empty<AgentConfig>();
+            return BuildFallbackConfigs();
 
         var defaults = agentsElement.TryGetProperty("defaults", out var defaultsElement)
             ? JsonSerializer.Deserialize<AgentDefaults>(defaultsElement.GetRawText(), JsonOptions)
@@ -204,29 +266,35 @@ public sealed class AgentService(IConfiguration configuration, IAgentRuntime run
             // Inherit defaults for missing fields
             if (string.IsNullOrWhiteSpace(config.Name))
                 config = config with { Name = config.Id };
-            if (string.IsNullOrWhiteSpace(config.Model) && defaults?.Model?.Primary is not null)
+            if (string.IsNullOrWhiteSpace(config.Model?.Primary) && defaults?.Model?.Primary is not null)
-                config = config with { Model = defaults.Model.Primary };
+                config = config with { Model = new AgentModelConfig { Primary = defaults.Model.Primary } };
             if (string.IsNullOrWhiteSpace(config.Workspace) && defaults?.Workspace is not null)
                 config = config with { Workspace = defaults.Workspace };
 
             configs.Add(config);
         }
 
-        return configs.AsReadOnly();
+        return configs.Count > 0 ? configs.AsReadOnly() : BuildFallbackConfigs();
     }
 
+    private static IReadOnlyList<AgentConfig> BuildFallbackConfigs()
+        => AgentIdentityCatalog.DefaultConfiguredAgentIds
+            .Select(id => new AgentConfig
+            {
+                Id = id,
+                Name = id,
+                Model = new AgentModelConfig { Primary = "deepseek/deepseek-v4-flash" }
+            })
+            .ToList()
+            .AsReadOnly();
+
     private sealed record AgentDefaults
     {
         [JsonPropertyName("workspace")]
         public string? Workspace { get; init; }
 
         [JsonPropertyName("model")]
-        public AgentDefaultModel? Model { get; init; }
+        [JsonConverter(typeof(AgentModelConfigConverter))]
-    }
+        public AgentModelConfig? Model { get; init; }
-
-    private sealed record AgentDefaultModel
-    {
-        [JsonPropertyName("primary")]
-        public string? Primary { get; init; }
     }
 }

backend/Services/ITaskBridgeService.cs

@@ -42,6 +42,7 @@ public interface ITaskBridgeService
         string? priority = "Normal",
         string? assignedTo = null,
         string? expectedFrom = null,
+        bool startsInProgress = false,
         CancellationToken ct = default);
 
     /// <summary>

backend/Services/ITaskService.cs

@@ -23,9 +23,10 @@ public interface ITaskService
     // Dashboard-facing task operations
     Task<IReadOnlyList<WorkTask>> GetOpenAsync(CancellationToken ct = default);
     Task<WorkTask> CreateDashboardTaskAsync(string title, string? detail, string? source, string? priority, string? assignedTo, Guid? parentTaskId = null, CancellationToken ct = default);
-    Task<WorkTask> CreateAgentTaskAsync(string title, string? detail, string? source, string? priority, string? assignedTo, string? expectedFrom, Guid? parentTaskId = null, CancellationToken ct = default);
+    Task<WorkTask> CreateAgentTaskAsync(string title, string? detail, string? source, string? priority, string? assignedTo, string? expectedFrom, Guid? parentTaskId = null, bool startsInProgress = true, string? initialState = null, CancellationToken ct = default);
     Task<TaskOperationResult> UpdateDashboardTaskAsync(Guid id, string? title, string? detail, string? source, string? priority, string? assignedTo, DateTimeOffset? dueDate = null, CancellationToken ct = default);
     Task<TaskOperationResult> UpdateStatusAsync(Guid id, string status, CancellationToken ct = default);
+    Task<TaskOperationResult> StartCoordinationAsync(Guid id, CancellationToken ct = default);
     Task<TaskOperationResult> CompleteViaQueueAsync(Guid id, CancellationToken ct = default);
     Task<TaskOperationResult> CyclePriorityAsync(Guid id, CancellationToken ct = default);
 

backend/Services/RequestAuthorizationHelper.cs

@@ -0,0 +1,50 @@
+using Microsoft.Extensions.Primitives;
+
+namespace Nexus.Api.Services;
+
+public static class RequestAuthorizationHelper
+{
+    public sealed record AgentHeaderResolution(string? AgentId, bool HeaderProvided, bool IsRecognized);
+
+    public static bool IsAuthenticatedService(HttpContext httpContext, IConfiguration configuration) =>
+        httpContext.User.IsInRole("Service") || HasValidServiceKey(httpContext, configuration);
+
+    public static bool IsPrivilegedUser(HttpContext httpContext) =>
+        httpContext.User.Identity?.IsAuthenticated == true &&
+        (httpContext.User.IsInRole("owner") || httpContext.User.IsInRole("admin"));
+
+    public static async Task<string?> ResolveAllowedAgentHeaderAsync(
+        HttpContext httpContext,
+        IAgentService agentService,
+        CancellationToken ct)
+        => (await ResolveAgentHeaderAsync(httpContext, agentService, ct)).AgentId;
+
+    public static async Task<AgentHeaderResolution> ResolveAgentHeaderAsync(
+        HttpContext httpContext,
+        IAgentService agentService,
+        CancellationToken ct)
+    {
+        var headerValue = httpContext.Request.Headers["X-Agent-Id"].FirstOrDefault();
+        if (string.IsNullOrWhiteSpace(headerValue))
+            return new AgentHeaderResolution(null, HeaderProvided: false, IsRecognized: false);
+
+        var allowed = AgentIdentityCatalog.BuildAllowedActorIds(await agentService.GetAllowedAgentIdsAsync(ct));
+        var normalized = AgentIdentityCatalog.NormalizeActorId(headerValue, allowed);
+        return new AgentHeaderResolution(
+            normalized,
+            HeaderProvided: true,
+            IsRecognized: normalized is not null);
+    }
+
+    public static bool HasValidServiceKey(HttpContext httpContext, IConfiguration configuration)
+    {
+        var configuredApiKey = configuration["NexusApiKey"];
+        if (string.IsNullOrWhiteSpace(configuredApiKey))
+            return false;
+
+        if (!httpContext.Request.Headers.TryGetValue("X-Nexus-Api-Key", out StringValues providedKey))
+            return false;
+
+        return string.Equals(configuredApiKey, providedKey.FirstOrDefault(), StringComparison.Ordinal);
+    }
+}

backend/Services/TaskBridgeService.cs

@@ -15,6 +15,7 @@ namespace Nexus.Api.Services;
 /// </summary>
 public sealed class TaskBridgeService(
     ITaskService taskService,
+    IAgentService agentService,
     IActivityRepository activityRepo,
     INotificationService notificationService,
     ILiveUpdateService liveUpdateService) : ITaskBridgeService
@@ -37,12 +38,11 @@ public sealed class TaskBridgeService(
             return Error<DashboardTaskDto>(TaskBridgeOutcome.ValidationError, "Title is required.");
 
         var normalizedSource = NormalizeSource(source);
-        var normalizedAssignee = NormalizeAssignedTo(assignedTo);
 
         var task = await taskService.CreateDashboardTaskAsync(
-            title.Trim(), detail?.Trim(), normalizedSource, priority, normalizedAssignee, parentTaskId: null, ct);
+            title.Trim(), detail?.Trim(), normalizedSource, priority, assignedTo, parentTaskId: null, ct);
 
-        var dto = MapToDto(task);
+        var dto = await taskService.GetDashboardTaskByIdAsync(task.Id, ct) ?? MapToDto(task);
         return Success(dto);
     }
 
@@ -56,6 +56,7 @@ public sealed class TaskBridgeService(
         string? priority = "Normal",
         string? assignedTo = null,
         string? expectedFrom = null,
+        bool startsInProgress = false,
         CancellationToken ct = default)
     {
         if (string.IsNullOrWhiteSpace(title))
@@ -66,19 +67,23 @@ public sealed class TaskBridgeService(
         if (parent is null)
             return Error<DashboardTaskDto>(TaskBridgeOutcome.NotFound, $"Parent task {parentTaskId} not found.");
 
-        var normalizedAssignee = NormalizeAssignedTo(assignedTo);
-
         var task = await taskService.CreateAgentTaskAsync(
             title.Trim(), detail?.Trim(), NormalizeSource(source),
-            priority, normalizedAssignee, expectedFrom, parentTaskId, ct);
+            priority, assignedTo, expectedFrom, parentTaskId, startsInProgress, null, ct);
 
         // If parent was in Backlog, move it to InProgress (coordination starts)
         if (string.Equals(parent.State, "Backlog", StringComparison.OrdinalIgnoreCase))
         {
-            await taskService.UpdateStatusAsync(parentTaskId, "In progress", ct);
+            var parentTransition = await taskService.StartCoordinationAsync(parentTaskId, ct);
+            if (parentTransition.Outcome != TaskOperationOutcome.Success)
+            {
+                return Error<DashboardTaskDto>(
+                    TaskBridgeOutcome.InvalidState,
+                    $"Parent task {parentTaskId} could not be moved to In progress for coordination.");
+            }
         }
 
-        var dto = MapToDto(task);
+        var dto = await taskService.GetDashboardTaskByIdAsync(task.Id, ct) ?? MapToDto(task);
         return Success(dto);
     }
 
@@ -107,7 +112,7 @@ public sealed class TaskBridgeService(
         if (result.Outcome != TaskOperationOutcome.Success)
             return Error<DashboardTaskDto>(TaskBridgeOutcome.InvalidState, "Status update rejected.");
 
-        var dto = MapToDto(result.Task!);
+        var dto = await taskService.GetDashboardTaskByIdAsync(result.Task!.Id, ct) ?? MapToDto(result.Task);
         return Success(dto);
     }
 
@@ -157,7 +162,10 @@ public sealed class TaskBridgeService(
         if (task is null)
             return Error<DashboardTaskDto>(TaskBridgeOutcome.NotFound, $"Task {taskId} not found.");
 
-        var normalizedTarget = targetAgent.Trim().ToLowerInvariant();
+        var normalizedTarget = await NormalizeActorAsync(targetAgent, ct);
+        if (normalizedTarget is null)
+            return Error<DashboardTaskDto>(TaskBridgeOutcome.ValidationError, $"Unknown target agent '{targetAgent}'.");
+
         var handoffNote = string.IsNullOrWhiteSpace(note)
             ? $"Handoff → {normalizedTarget}"
             : $"Handoff → {normalizedTarget}: {note.Trim()}";
@@ -186,7 +194,7 @@ public sealed class TaskBridgeService(
             task.Id,
             ct);
 
-        var dto = MapToDto(task);
+        var dto = await taskService.GetDashboardTaskByIdAsync(task.Id, ct) ?? MapToDto(task);
         return Success(dto);
     }
 
@@ -207,8 +215,11 @@ public sealed class TaskBridgeService(
     public async Task<IReadOnlyList<DashboardTaskDto>> GetChildTasksAsync(
         Guid parentTaskId, CancellationToken ct = default)
     {
-        var children = await taskService.GetChildTasksAsync(parentTaskId, ct);
+        var board = await taskService.GetBoardAsync(ct);
-        return children.Select(MapToDto).ToList();
+        return FlattenBoard(board)
+            .Where(task => task.ParentTaskId == parentTaskId)
+            .OrderByDescending(task => task.UpdatedAt)
+            .ToList();
     }
 
     public async Task<List<ActivityEvent>> GetTaskActivityAsync(
@@ -233,14 +244,19 @@ public sealed class TaskBridgeService(
     private static string NormalizeSource(string? source) =>
         string.IsNullOrWhiteSpace(source) ? "iris" : source.Trim().ToLowerInvariant();
 
-    private static string? NormalizeAssignedTo(string? assignedTo)
+    private async Task<string?> NormalizeActorAsync(string? actorId, CancellationToken ct)
     {
-        if (string.IsNullOrWhiteSpace(assignedTo)) return null;
+        var allowedActors = AgentIdentityCatalog.BuildAllowedActorIds(await agentService.GetAllowedAgentIdsAsync(ct));
-        var valid = new HashSet<string> { "bao", "iris", "programmer", "reviewer", "architekt", "researcher", "executor" };
+        return AgentIdentityCatalog.NormalizeActorId(actorId, allowedActors);
-        var lower = assignedTo.Trim().ToLowerInvariant();
-        return valid.Contains(lower) ? lower : null;
     }
 
+    private static IEnumerable<DashboardTaskDto> FlattenBoard(BoardResponse board)
+        => board.Offen
+            .Concat(board.InProgress)
+            .Concat(board.Review)
+            .Concat(board.Blocked)
+            .Concat(board.Done);
+
     private static DashboardTaskDto MapToDto(WorkTask t) => new(
         t.Id, t.Title, t.Detail, t.Source, t.State, t.Priority, t.AssignedTo,
         t.ParentTaskId, t.DueDate, t.CreatedAt, t.UpdatedAt,

backend/Services/TaskService.cs

@@ -9,12 +9,10 @@ public sealed class TaskService(
     ITaskRepository taskRepo,
     IActivityRepository activityRepo,
     INotificationService notificationService,
+    IAgentService agentService,
     IHttpContextAccessor httpContextAccessor,
     ILiveUpdateService liveUpdateService) : ITaskService
 {
-    private static readonly HashSet<string> ValidAssignees =
-        ["bao", "iris", "programmer", "reviewer", "architekt", "researcher", "executor"];
-
     public async Task<IReadOnlyList<WorkTask>> GetAllAsync(CancellationToken ct = default)
         => await taskRepo.GetAllAsync(ct);
 
@@ -90,12 +88,7 @@ public sealed class TaskService(
         if (!TaskStateHelper.CanChangeState(caller, task))
             return new TaskOperationResult(TaskOperationOutcome.InvalidState);
 
-        task.State = canonical;
+        return await UpdateTaskStatusInternalAsync(task, canonical, caller, "task", $"Task {task.Title} moved to {canonical}", ct);
-        await taskRepo.UpdateAsync(task, ct);
-        await activityRepo.AddAsync(new ActivityEvent { Type = "task", Message = $"Task {task.Title} moved to {task.State}", TaskId = task.Id }, ct);
-        await CreateStatusChangeNotificationsAsync(task, canonical, ct);
-        await PublishBoardSnapshotAsync(ct);
-        return new TaskOperationResult(TaskOperationOutcome.Success, task);
     }
 
     public async Task<TaskOperationResult> UpdateAsync(Guid id, UpdateTaskRequest request, CancellationToken ct = default)
@@ -204,7 +197,7 @@ public sealed class TaskService(
         }
 
         var normalizedSource = string.IsNullOrWhiteSpace(source) ? "bao" : source.Trim().ToLowerInvariant();
-        var normalizedAssignee = ValidateAssignedTo(assignedTo);
+        var normalizedAssignee = await NormalizeActorAsync(assignedTo, ct);
         var isVisibleDelegation = parentTaskId.HasValue;
 
         var task = new WorkTask
@@ -250,14 +243,14 @@ public sealed class TaskService(
 
     public async Task<WorkTask> CreateAgentTaskAsync(
         string title, string? detail, string? source, string? priority,
-        string? assignedTo, string? expectedFrom, Guid? parentTaskId = null, CancellationToken ct = default)
+        string? assignedTo, string? expectedFrom, Guid? parentTaskId = null, bool startsInProgress = true, string? initialState = null, CancellationToken ct = default)
     {
-        var normalizedExpectedFrom = string.IsNullOrWhiteSpace(expectedFrom) ? null : expectedFrom.Trim().ToLowerInvariant();
+        var normalizedExpectedFrom = await NormalizeActorAsync(expectedFrom, ct);
         var task = await CreateDashboardTaskAsync(title, detail, source, priority, assignedTo, parentTaskId, ct);
 
         task.IsAgentTask = true;
         task.ExpectedFrom = normalizedExpectedFrom;
-        task.State = TaskStateHelper.ToStateString(TaskState.InProgress);
+        task.State = ResolveInitialAgentTaskState(startsInProgress, initialState);
         await taskRepo.UpdateAsync(task, ct);
 
         await activityRepo.AddAsync(new ActivityEvent
@@ -322,7 +315,7 @@ public sealed class TaskService(
         }
         if (assignedTo is not null)
         {
-            var validated = ValidateAssignedTo(assignedTo);
+            var validated = await NormalizeActorAsync(assignedTo, ct);
             if (!string.Equals(task.AssignedTo ?? "", validated ?? "", StringComparison.OrdinalIgnoreCase))
             {
                 changes.Add($"Zuständig: {task.AssignedTo ?? "niemand"} → {validated ?? "niemand"}");
@@ -373,12 +366,24 @@ public sealed class TaskService(
             return new TaskOperationResult(TaskOperationOutcome.InvalidState);
 
         var canonical = TaskStateHelper.AllStates.First(s => s.Equals(status, StringComparison.OrdinalIgnoreCase));
-        task.State = canonical;
+        return await UpdateTaskStatusInternalAsync(task, canonical, caller, "task", null, ct);
-        await taskRepo.UpdateAsync(task, ct);
+    }
-        await activityRepo.AddAsync(new ActivityEvent { Type = "task", Message = $"Task \"{task.Title}\" → {canonical}", TaskId = task.Id }, ct);
+
-        await CreateStatusChangeNotificationsAsync(task, canonical, ct);
+    public async Task<TaskOperationResult> StartCoordinationAsync(Guid id, CancellationToken ct = default)
-        await PublishBoardSnapshotAsync(ct);
+    {
-        return new TaskOperationResult(TaskOperationOutcome.Success, task);
+        var task = await taskRepo.GetByIdAsync(id, ct);
+        if (task is null) return new TaskOperationResult(TaskOperationOutcome.NotFound);
+
+        if (!string.Equals(task.State, "Backlog", StringComparison.OrdinalIgnoreCase))
+            return new TaskOperationResult(TaskOperationOutcome.Success, task);
+
+        return await UpdateTaskStatusInternalAsync(
+            task,
+            canonical: TaskStateHelper.ToStateString(TaskState.InProgress),
+            actor: "nexus-system",
+            activityType: "delegation",
+            activityMessage: $"Task \"{task.Title}\" → In progress (coordination started by child-task creation)",
+            ct: ct);
     }
 
     public async Task<TaskOperationResult> CompleteViaQueueAsync(Guid id, CancellationToken ct = default)
@@ -481,12 +486,7 @@ public sealed class TaskService(
         if (!TaskStateHelper.CanChangeState(caller, task))
             return new TaskOperationResult(TaskOperationOutcome.InvalidState);
 
-        task.State = canonical;
+        return await UpdateTaskStatusInternalAsync(task, canonical, caller, "task", $"Task \"{task.Title}\" moved to {canonical}", ct);
-        await taskRepo.UpdateAsync(task, ct);
-        await activityRepo.AddAsync(new ActivityEvent { Type = "task", Message = $"Task \"{task.Title}\" moved to {canonical}", TaskId = task.Id }, ct);
-        await CreateStatusChangeNotificationsAsync(task, canonical, ct);
-        await PublishBoardSnapshotAsync(ct);
-        return new TaskOperationResult(TaskOperationOutcome.Success, task);
     }
 
     public Task<int> ResetStaleAsync(int staleHours, CancellationToken ct = default)
@@ -577,11 +577,25 @@ public sealed class TaskService(
             t.ParentTaskId.HasValue || t.IsAgentTask);
     }
 
-    private static string? ValidateAssignedTo(string? assignedTo)
+    private async Task<string?> NormalizeActorAsync(string? actorId, CancellationToken ct)
     {
-        if (string.IsNullOrWhiteSpace(assignedTo)) return null;
+        var allowedActors = AgentIdentityCatalog.BuildAllowedActorIds(await agentService.GetAllowedAgentIdsAsync(ct));
-        var lower = assignedTo.Trim().ToLowerInvariant();
+        return AgentIdentityCatalog.NormalizeActorId(actorId, allowedActors);
-        return ValidAssignees.Contains(lower) ? lower : null;
+    }
+
+    private static string ResolveInitialAgentTaskState(bool startsInProgress, string? initialState)
+    {
+        if (!string.IsNullOrWhiteSpace(initialState))
+        {
+            var canonical = TaskStateHelper.AllStates.FirstOrDefault(state =>
+                state.Equals(initialState, StringComparison.OrdinalIgnoreCase));
+            if (canonical is not null)
+                return canonical;
+        }
+
+        return startsInProgress
+            ? TaskStateHelper.ToStateString(TaskState.InProgress)
+            : TaskStateHelper.ToStateString(TaskState.Backlog);
     }
 
     private string ResolveCaller()
@@ -598,10 +612,29 @@ public sealed class TaskService(
         return nameClaim?.ToLowerInvariant() ?? "";
     }
 
-    private async Task CreateStatusChangeNotificationsAsync(WorkTask task, string canonical, CancellationToken ct)
+    private async Task<TaskOperationResult> UpdateTaskStatusInternalAsync(
+        WorkTask task,
+        string canonical,
+        string actor,
+        string activityType,
+        string? activityMessage,
+        CancellationToken ct)
     {
-        var caller = ResolveCaller();
+        task.State = canonical;
+        await taskRepo.UpdateAsync(task, ct);
+        await activityRepo.AddAsync(new ActivityEvent
+        {
+            Type = activityType,
+            Message = activityMessage ?? $"Task \"{task.Title}\" → {canonical}",
+            TaskId = task.Id
+        }, ct);
+        await CreateStatusChangeNotificationsAsync(task, canonical, actor, ct);
+        await PublishBoardSnapshotAsync(ct);
+        return new TaskOperationResult(TaskOperationOutcome.Success, task);
+    }
 
+    private async Task CreateStatusChangeNotificationsAsync(WorkTask task, string canonical, string caller, CancellationToken ct)
+    {
         if (string.Equals(canonical, "Review", StringComparison.OrdinalIgnoreCase))
         {
             await notificationService.CreateAsync(

docs/openclaw-task-board-flow.md

@@ -266,8 +266,10 @@ Fertige Hauptaufgaben gehen erst in **Review**, dann nach Bao-Entscheid auf **Do
 **„Nexus Taskflow auf Parent-/Child-Modell umstellen“** — Owner: `iris`
 
 ### Mögliche Child-Tasks
-- **Backend-State-Handling anpassen** — Owner: `developer`
+- **PO-Spezifikation und Akzeptanzkriterien ausarbeiten** — Owner: `product-owner`
-- **Frontend-Board-Spalten und Labels anpassen** — Owner: `developer`
+- **Schnelle Voranalyse / kleiner Patch** — Owner: `programmer-fast`
+- **Backend-State-Handling anpassen** — Owner: `programmer`
+- **Frontend-Board-Spalten und Labels anpassen** — Owner: `programmer`
 - **Workflow verifizieren / Regression prüfen** — Owner: `reviewer`
 - **Deploy-/Runtime-Auswirkung prüfen** — Owner: `architekt`
 
@@ -309,6 +311,7 @@ Wenn Iris unsicher ist, ob sie eine Child-Task anlegen soll, gilt:
 
 - `parentTaskId` verknüpft Child-Tasks mit der Parent-Task
 - `AssignedTo` zeigt den operativen Owner
+- Child-Tasks dürfen geplant in `Backlog` erstellt werden; nur aktiv gestartete Delegationen beginnen direkt in `In progress`
 - Agentenstatus und Boardstatus dürfen sich ergänzen, aber nicht widersprechen
 - Board-Spalten und API-State-Mapping müssen das Parent-/Child-Modell sauber abbilden
 - UI und Doku müssen dieselbe Sprache sprechen

frontend/src/constants/agentPool.ts

@@ -1,5 +1,24 @@
 import type { AgentNodeData } from '../types/agentNode'
 
+export const TASK_AGENT_OPTIONS = [
+  { id: '', label: 'Nicht zugewiesen' },
+  { id: 'bao', label: '👤 Bao' },
+  { id: 'iris', label: '🤖 Iris' },
+  { id: 'product-owner', label: '📋 Product Owner' },
+  { id: 'programmer', label: '🛠 Programmer' },
+  { id: 'programmer-fast', label: '⚡ Programmer Fast' },
+  { id: 'reviewer', label: '🔎 Reviewer' },
+  { id: 'architekt', label: '🏛 Architekt' },
+  { id: 'researcher', label: '🔬 Researcher' },
+  { id: 'executor', label: '🚀 Executor' },
+] as const
+
+export const TASK_AGENT_LABELS: Record<string, string> = Object.fromEntries(
+  TASK_AGENT_OPTIONS
+    .filter(option => option.id)
+    .map(option => [option.id, option.label])
+) as Record<string, string>
+
 export const EXTRA_AGENT_POOL: AgentNodeData[] = [
   {
     id: 'qa',

frontend/src/mappers/agentMapper.ts

@@ -17,7 +17,9 @@ interface CatalogEntry {
 
 const AGENT_CATALOG: Record<string, CatalogEntry> = {
   iris:       { elapsed: '--', think: null, next: 'Standby' },
+  'product-owner': { elapsed: '--', think: null, next: 'Standby' },
   programmer: { elapsed: '--', think: null, next: 'Standby' },
+  'programmer-fast': { elapsed: '--', think: null, next: 'Standby' },
   developer:  { elapsed: '--', think: null, next: 'Standby' },
   architekt:  { elapsed: '--', think: null, next: 'Standby' },
   reviewer:   { elapsed: '--', think: null, next: 'Standby' },
@@ -33,7 +35,9 @@ function resolveStatus(isActive: boolean, currentTask: string | null): AgentNode
 
 function resolveAvatar(id: string, name: string): string {
   if (id === 'iris') return 'IR'
+  if (id === 'product-owner') return 'PO'
   if (id === 'programmer' || id === 'developer') return '</>'
+  if (id === 'programmer-fast') return 'PF'
   return name.slice(0, 2).toUpperCase()
 }
 

frontend/src/stores/tasks.ts

@@ -29,6 +29,10 @@ export interface DashboardTaskDto {
   expectedFrom?: string | null
   lastActivityMessage?: string | null
   lastActivityAt?: string | null
+  childTasks?: DashboardTaskDto[] | null
+  childTaskCount?: number
+  openChildTaskCount?: number
+  hasVisibleDelegation?: boolean
 }
 
 export interface BoardGroup {
@@ -319,6 +323,8 @@ export const useTaskStore = defineStore('tasks', {
       assignedTo?: string
       expectedFrom?: string
       parentTaskId?: string | null
+      startsInProgress?: boolean
+      initialState?: string | null
     }) {
       try {
         const res = await apiFetch('/api/dashboard/tasks/agent', {
@@ -331,6 +337,8 @@ export const useTaskStore = defineStore('tasks', {
             assignedTo: data.assignedTo ?? null,
             expectedFrom: data.expectedFrom ?? null,
             parentTaskId: data.parentTaskId ?? null,
+            startsInProgress: data.startsInProgress ?? true,
+            initialState: data.initialState ?? null,
           }),
         })
         if (!res.ok) throw new Error(`HTTP ${res.status}`)

frontend/src/views/TaskBoardView.vue

@@ -17,7 +17,8 @@ import { Plus, X, CalendarDays, Clock3, ExternalLink, Link2, ListChecks, Save, A
 import { useRouter } from 'vue-router'
 import { useAuthStore } from '../stores/auth'
 import { useTaskStore } from '../stores/tasks'
-import { useLiveSyncStore } from '../stores/liveSync'
+import { useLiveSyncStore } from '../stores/live-sync'
+import { TASK_AGENT_LABELS, TASK_AGENT_OPTIONS } from '../constants/agentPool'
 
 type BoardTask = ReturnType<typeof flattenBoard>[number]
 
@@ -222,16 +223,7 @@ const liveModeClass = computed(() => `live-pill-${liveSyncStore.connectionHealth
 
 function expectedFromLabel(expected: string | null | undefined): string {
   if (!expected) return ''
-  const map: Record<string, string> = {
+  return TASK_AGENT_LABELS[expected.toLowerCase()] ?? expected
-    'bao': '👤 Bao',
-    'iris': '🤖 Iris',
-    'programmer': '🛠 Programmer',
-    'reviewer': '🔎 Reviewer',
-    'architekt': '🏛 Architekt',
-    'researcher': '🔬 Researcher',
-    'executor': '⚡ Executor',
-  }
-  return map[expected.toLowerCase()] ?? expected
 }
 
 function hoursSince(dateStr: string): number {
@@ -827,13 +819,13 @@ onUnmounted(() => {
               <div class="field">
                 <label for="task-assignee">Zugewiesen an</label>
                 <select id="task-assignee" v-model="formAssignedTo" class="field-input field-select">
-                  <option value="bao">👤 Bao</option>
+                  <option
-                  <option value="iris">🤖 Iris</option>
+                    v-for="option in TASK_AGENT_OPTIONS.filter(entry => entry.id)"
-                  <option value="programmer">🛠 Programmer</option>
+                    :key="option.id"
-                  <option value="reviewer">🔎 Reviewer</option>
+                    :value="option.id"
-                  <option value="architekt">🏛 Architekt</option>
+                  >
-                  <option value="researcher">🔬 Researcher</option>
+                    {{ option.label }}
-                  <option value="executor">⚡ Executor</option>
+                  </option>
                 </select>
               </div>
             </div>
@@ -951,14 +943,9 @@ onUnmounted(() => {
                 <label class="sidebar-field">
                   <span>Zuständig</span>
                   <select v-model="detailForm.assignedTo" class="field-input field-select slim">
-                    <option value="">Nicht zugewiesen</option>
+                    <option v-for="option in TASK_AGENT_OPTIONS" :key="option.id || 'unassigned'" :value="option.id">
-                    <option value="bao">👤 Bao</option>
+                      {{ option.label }}
-                    <option value="iris">🤖 Iris</option>
+                    </option>
-                    <option value="programmer">🛠 Programmer</option>
-                    <option value="reviewer">🔎 Reviewer</option>
-                    <option value="architekt">🏛 Architekt</option>
-                    <option value="researcher">🔬 Researcher</option>
-                    <option value="executor">⚡ Executor</option>
                   </select>
                 </label>
                 <label class="sidebar-field">

frontend/src/views/TaskDetailView.vue

@@ -16,6 +16,7 @@ import {
 } from '@lucide/vue'
 import { apiFetch } from '../services/api'
 import { useAuthStore } from '../stores/auth'
+import { TASK_AGENT_LABELS, TASK_AGENT_OPTIONS } from '../constants/agentPool'
 
 /* ── Types ──────────────────────────────────── */
 interface TaskDto {
@@ -166,7 +167,9 @@ function childStatusSummary(taskId: string): string {
 }
 
 function progressHint(taskLike: Pick<TaskDto, 'id' | 'lastActivityMessage' | 'expectedFrom'>): string {
-  return taskLike.lastActivityMessage?.trim() || childStatusSummary(taskLike.id) || (taskLike.expectedFrom ? `Wartet auf ${taskLike.expectedFrom}` : 'Noch kein relevanter Progress-Status')
+  return taskLike.lastActivityMessage?.trim()
+    || childStatusSummary(taskLike.id)
+    || (taskLike.expectedFrom ? `Wartet auf ${TASK_AGENT_LABELS[taskLike.expectedFrom.toLowerCase()] ?? taskLike.expectedFrom}` : 'Noch kein relevanter Progress-Status')
 }
 
 function delegationSummary(taskLike: TaskDto): string | null {
@@ -451,7 +454,11 @@ function handleKeydown(e: KeyboardEvent) {
                   <option value="Medium">Medium</option>
                   <option value="Low">Low</option>
                 </select>
-                <input v-model="subtaskAssign" class="galaxy-input narrow" placeholder="Zuständig (bao, iris, researcher…)" />
+                <select v-model="subtaskAssign" class="galaxy-input galaxy-select narrow">
+                  <option v-for="option in TASK_AGENT_OPTIONS" :key="option.id || 'unassigned'" :value="option.id">
+                    {{ option.label }}
+                  </option>
+                </select>
                 <button class="btn-primary btn-sm" @click="createSubtask" :disabled="creatingSubtask">
                   {{ creatingSubtask ? 'Erstelle…' : 'Anlegen' }}
                 </button>
@@ -565,14 +572,9 @@ function handleKeydown(e: KeyboardEvent) {
             <label class="sidebar-field">
               <span>Zuständig</span>
               <select v-model="form.assignedTo" class="galaxy-input galaxy-select">
-                <option value="">Nicht zugewiesen</option>
+                <option v-for="option in TASK_AGENT_OPTIONS" :key="option.id || 'unassigned'" :value="option.id">
-                <option value="bao">👤 Bao</option>
+                  {{ option.label }}
-                <option value="iris">🤖 Iris</option>
+                </option>
-                <option value="programmer">🛠 Programmer</option>
-                <option value="reviewer">🔎 Reviewer</option>
-                <option value="architekt">🏛 Architekt</option>
-                <option value="researcher">🔬 Researcher</option>
-                <option value="executor">⚡ Executor</option>
               </select>
             </label>
             <label class="sidebar-field">
@@ -590,6 +592,7 @@ function handleKeydown(e: KeyboardEvent) {
               <div><dt>Erstellt</dt><dd>{{ formatDate(task.createdAt) }}</dd></div>
               <div><dt>Geändert</dt><dd>{{ formatDate(task.updatedAt, true) }}</dd></div>
               <div v-if="task.isAgentTask"><dt>Letzter Status</dt><dd>{{ relativeTime(task.lastActivityAt ?? task.updatedAt) }}</dd></div>
+              <div v-if="task.expectedFrom"><dt>Erwartet von</dt><dd>{{ TASK_AGENT_LABELS[task.expectedFrom.toLowerCase()] ?? task.expectedFrom }}</dd></div>
               <div v-if="task.parentTaskId"><dt>Task-Typ</dt><dd>Sichtbare Child-Task</dd></div>
             </dl>
           </section>