[taskboard] add direct host dispatch targets

lib/agents.ts

@@ -289,13 +289,54 @@ async function buildZeroClawAgents() {
   );
 }
 
+async function buildDirectAgents() {
+  return Promise.all(
+    FLEET_CONFIG.directAgents.map(async (configuredAgent) => {
+      const taskBuckets = await fetchTaskBuckets(configuredAgent.aliases);
+      const eventSummary = await fetchAgentEventSummary(configuredAgent.aliases);
+      const heartbeatAt = eventSummary.lastEvent?.created_at || null;
+      const heartbeatAgeMinutes = deriveHeartbeatAgeMinutes(heartbeatAt);
+
+      return {
+        slug: configuredAgent.slug,
+        assignmentKey: configuredAgent.assignmentKey,
+        aliases: configuredAgent.aliases,
+        family: "direct" as const,
+        name: configuredAgent.name,
+        host: configuredAgent.host,
+        role: configuredAgent.role,
+        runtimePath: configuredAgent.runtimePath,
+        configPath: configuredAgent.configPath,
+        defaultDispatchMethod: configuredAgent.dispatch.method,
+        model: null,
+        emoji: configuredAgent.emoji,
+        channels: configuredAgent.channels,
+        tools: configuredAgent.tools,
+        capabilities: configuredAgent.capabilities,
+        files: configuredAgent.files,
+        status: deriveStatus(taskBuckets.activeTasks.length, heartbeatAt),
+        workload: taskBuckets.activeTasks.length,
+        activeTasks: taskBuckets.activeTasks,
+        completedTasks: taskBuckets.completedTasks,
+        currentTask: taskBuckets.activeTasks[0]?.title || null,
+        heartbeatAt,
+        heartbeatAgeMinutes,
+        lastEvent: eventSummary.lastEvent,
+        failureStreak: eventSummary.failureStreak,
+        notes: configuredAgent.notes,
+      } satisfies FleetAgent;
+    }),
+  );
+}
+
 export async function listFleetAgents() {
-  const [openclawAgents, zeroclawAgents] = await Promise.all([
+  const [openclawAgents, zeroclawAgents, directAgents] = await Promise.all([
     buildOpenClawAgents(),
     buildZeroClawAgents(),
+    buildDirectAgents(),
   ]);
 
-  return [...openclawAgents, ...zeroclawAgents];
+  return [...openclawAgents, ...zeroclawAgents, ...directAgents];
 }
 
 export async function findAgentByAssignmentKey(assignmentKey: string) {