Fix dashboard startup blocking on recovery

packages/engine/src/project-engine.ts

@@ -17,6 +17,7 @@ import { CronRunner, createAiPromptExecutor } from "./cron-runner.js";
 import { aiMergeTask } from "./merger.js";
 import { PRIORITY_MERGE } from "./concurrency.js";
 import { runtimeLog } from "./logger.js";
+import type { HeartbeatMonitor, HeartbeatTriggerScheduler } from "./agent-heartbeat.js";
 
 /**
  * Callback for processing pull-request merge strategy.
@@ -258,6 +259,21 @@ export class ProjectEngine {
     return this.automationStore;
   }
 
+  /** Get the project's working directory. */
+  getWorkingDirectory(): string {
+    return this.config.workingDirectory;
+  }
+
+  /** Get the HeartbeatMonitor from the underlying runtime, if initialized. */
+  getHeartbeatMonitor(): HeartbeatMonitor | undefined {
+    return this.runtime.getHeartbeatMonitor();
+  }
+
+  /** Get the HeartbeatTriggerScheduler from the underlying runtime, if initialized. */
+  getHeartbeatTriggerScheduler(): HeartbeatTriggerScheduler | undefined {
+    return this.runtime.getTriggerScheduler();
+  }
+
   /**
    * Enqueue a task ID for auto-merge if it is not already queued or active.
    * Exposed publicly so callers can integrate the engine's merge queue with