fix: collection page title for nested paths

packages/core/dev-test/index.html

@@ -150,6 +150,17 @@
             'index.md': {
               content: '---\ntitle: Posts\n---\n',
             },
+            news: {
+              'hello-world-news': {
+                'index.md': {
+                  content:
+                    '---\ntitle: Hello World News\n---\nCoffee is a small tree or shrub that grows in the forest understory in its wild form, and traditionally was grown commercially under other trees that provided shade. The forest-like structure of shade coffee farms provides habitat for a great number of migratory and resident species.\n',
+                },
+              },
+              'index.md': {
+                content: '---\ntitle: News Articles\n---\n',
+              },
+            },
           },
           'index.md': {
             content: '---\ntitle: Pages\n---\n',

packages/core/src/components/collections/CollectionHeader.tsx

@@ -8,6 +8,7 @@ import {
   selectEntryCollectionTitle,
   selectFolderEntryExtension,
 } from '@staticcms/core/lib/util/collection.util';
+import { isNotEmpty } from '@staticcms/core/lib/util/string.util';
 import { addFileTemplateFields } from '@staticcms/core/lib/widgets/stringTemplate';
 import Button from '../common/button/Button';
 
@@ -47,15 +48,12 @@ const CollectionHeader = ({
         return acc;
       }, {} as Record<string, Entry>);
 
-      const path = filterTerm.split('/');
+      if (isNotEmpty(filterTerm)) {
-      if (path.length > 0) {
         const extension = selectFolderEntryExtension(collection);
 
-        const finalPathPart = path[path.length - 1];
-
         let entry =
           entriesByPath[
-            `${collection.folder}/${finalPathPart}/${collection.nested.path.index_file}.${extension}`
+            `${collection.folder}/${filterTerm}/${collection.nested.path.index_file}.${extension}`
           ];
 
         if (entry) {

packages/core/src/components/collections/CollectionRoute.tsx

@@ -33,7 +33,6 @@ const CollectionRoute = ({ isSearchResults, isSingleSearchResult }: CollectionRo
     const href = window.location.href;
     if (!href.includes('noredirect')) {
       window.history.replaceState(null, document.title, `${href}?noredirect`);
-      console.log('REPLACE STATE', document.title, `${href}?noredirect`);
     }
     return <Navigate to={`/collections/${collection.name}/entries/${collection.files[0].name}`} />;
   }