feat(HAI-001): wire status updates in scheduler (blocked/queued)

packages/engine/src/scheduler.ts

@@ -69,8 +69,6 @@ export class Scheduler {
       let started = 0;
 
       for (const taskId of ordered) {
-        if (started >= available) break;
-
         const task = tasks.find((t) => t.id === taskId)!;
 
         // Check all deps are satisfied (done or in-review)
@@ -80,10 +78,17 @@ export class Scheduler {
         });
 
         if (unmetDeps.length > 0) {
+          await this.store.setStatus(task.id, "blocked");
           this.options.onBlocked?.(task, unmetDeps);
           continue;
         }
 
+        // Dependencies met — check concurrency
+        if (started >= available) {
+          await this.store.setStatus(task.id, "queued");
+          continue;
+        }
+
         // Dependencies met — move to in-progress
         console.log(
           `[scheduler] Starting ${task.id}: ${task.title} (deps satisfied)`,