feat(runner): queue workflow runs with BullMQ (phase A)

Enqueue HTTP, cron, and manual runs via Redis/BullMQ; workers execute
asynchronously with configurable concurrency. Triggers return 202 and
clients poll GET /api/runs/:id for progress (queued → running → done).

Co-authored-by: Nasyarobby Putra <nasyarobby@gmail.com>

packages/server/src/api/dashboard.js

@@ -63,8 +63,8 @@ export default function dashboardPluginFactory(registry) {
         }
       }
 
-      const [running, failed, recent] = await Promise.all([
-        store.listRuns({ status: "running", limit: 10 }),
+      const [active, failed, recent] = await Promise.all([
+        store.listRuns({ status: ["queued", "running"], limit: 10 }),
         store.listRuns({ status: "failed", limit: 20 }),
         store.listRuns({ limit: 10 }),
       ]);
@@ -74,7 +74,7 @@ export default function dashboardPluginFactory(registry) {
         scriptCount: fsStore.listScriptFiles().length,
         enabledCount,
         brokenCount,
-        running,
+        running: active,
         needsAttention: {
           failed,
           brokenWorkflows,