fix(web): series page loads; cast art falls back

web/src/main.ts

@@ -1305,6 +1305,12 @@ function castItem(member: MetadataCastMember): HTMLLIElement {
     img.src = image;
     img.alt = "";
     img.loading = "lazy";
+    // hotlinked art can 404 (§9.6); fall back to the same empty frame a
+    // person with no photo gets, rather than a broken-image glyph.
+    img.addEventListener("error", () => {
+      img.remove();
+      photo.classList.add("cast-photo-none");
+    });
     photo.append(img);
   } else {
     photo.classList.add("cast-photo-none");
@@ -3512,16 +3518,18 @@ function seriesMain(board: HTMLElement, tvDeck: TvReleasesView, views: HideableV
   }
 
   async function open(id: number, from: HTMLElement, container: HTMLElement, parent: Route) {
+    // this page is one of `views`, so the loop below calls its own hide(),
+    // which nulls seriesId — hide first, then take state (same as a movie)
+    tvDeck.hide();
+    for (const sibling of views) {
+      sibling.hide();
+    }
     seriesId = id;
     origin = from;
     returnTo = container;
     parentRoute = parent;
     expanded = new Set();
     focusKey = null;
-    tvDeck.hide();
-    for (const sibling of views) {
-      sibling.hide();
-    }
     board.hidden = true;
     deckEl.hidden = true;
     view.hidden = false;