added cli-covarage tool and fixed more tests

libs/core/handler-registry/src/registry.ts

@@ -118,6 +118,19 @@ export class HandlerRegistry {
     return this.handlerServices.get(handlerName);
   }
 
+  /**
+   * Get all handlers for a specific service
+   */
+  getServiceHandlers(serviceName: string): HandlerMetadata[] {
+    const handlers: HandlerMetadata[] = [];
+    for (const [handlerName, metadata] of this.handlers) {
+      if (this.handlerServices.get(handlerName) === serviceName || metadata.service === serviceName) {
+        handlers.push(metadata);
+      }
+    }
+    return handlers;
+  }
+
   /**
    * Get scheduled jobs for a handler
    */