fix(frontend): スラッシュを含むページを閲覧できるように (#15394)

* fix(frontend): スラッシュを含むページを閲覧できるように

* Update Changelog

* fix

packages/frontend/src/router/definition.ts

@@ -17,10 +17,7 @@ export const page = (loader: AsyncComponentLoader) => defineAsyncComponent({
 });
 
 const routes: RouteDef[] = [{
-	path: '/@:initUser/pages/:initPageName/view-source',
-	component: page(() => import('@/pages/page-editor/page-editor.vue')),
-}, {
-	path: '/@:username/pages/:pageName',
+	path: '/@:username/pages/:pageName(*)',
 	component: page(() => import('@/pages/page.vue')),
 }, {
 	path: '/@:acct/following',