fix: say which error it was when failing on serving

src/serve/router.rs

@@ -33,6 +33,11 @@ async fn route_crawl_domain(
 ) -> Json<(Vec<ChartVertex>, Vec<ChartArc>)> {
 	tracing::info!("starting new crawl from {}", params.domain);
 	let mut chart = BubbleChart::new(db.clone());
-	chart.chart_local_bubble(&params.domain).await.expect("wtf could not chart this");
-	Json((chart.vertices.values().into_iter().cloned().collect(), chart.arcs))
+	match chart.chart_local_bubble(&params.domain).await {
+		Ok(()) => Json((chart.vertices.values().into_iter().cloned().collect(), chart.arcs)),
+		Err(e) => {
+			tracing::error!("could not chart requested domain: {}", e);
+			Json((Vec::new(), Vec::new()))
+		}
+	}
 }