feat: add generic ER composition root

src/services/entity-resolution.ts

@@ -0,0 +1,10 @@
+import { createN0dClient } from "../clients/n0d-client";
+import { EntityResolutionService } from "../er/entity-resolution-service";
+
+export const entityResolutionService = new EntityResolutionService();
+
+let batchService: EntityResolutionService | undefined;
+export function getBatchEntityResolutionService(): EntityResolutionService {
+  if (!batchService) batchService = new EntityResolutionService({ n0dClient: createN0dClient() });
+  return batchService;
+}