feat: event store — persist domain events to Postgres event_log table via composite publisher

crates/bootstrap/src/factory.rs

@@ -22,8 +22,12 @@ pub async fn build_app(config: &Config) -> Result<Router> {
     adapters_nats::ensure_stream(&nats_client).await?;
 
     let transport = adapters_nats::NatsTransport::new(nats_client);
-    let event_publisher: Arc<dyn domain::ports::EventPublisher> =
+    let nats_publisher: Arc<dyn domain::ports::EventPublisher> =
         Arc::new(event_transport::EventPublisherAdapter::new(transport));
+    let event_store: Arc<dyn domain::ports::EventStore> =
+        Arc::new(adapters_postgres::PostgresEventStore::new(pool.clone()));
+    let event_publisher: Arc<dyn domain::ports::EventPublisher> =
+        Arc::new(event_transport::CompositeEventPublisher::new(nats_publisher, event_store));
 
     let storage_path = std::env::var("STORAGE_PATH").unwrap_or_else(|_| "./data/media".to_string());
     let file_storage: Arc<LocalFileStorage> = Arc::new(LocalFileStorage::new(&storage_path));