Fixing trailing slash setup

src/client/app/router.ts

@@ -109,7 +109,10 @@ export function createRouter(
         }
       }
     } catch (err: any) {
-      if (!err.message.match(/fetch/) && !/^[\\/]404(\.html)?$/.test(href)) {
+      if (
+        !err.message.match(/fetch/) &&
+        !/^[\\/]404[\\/]?(\.html)?$/.test(href)
+      ) {
         console.error(err)
       }
 

src/client/app/utils.ts

@@ -22,8 +22,13 @@ export function withBase(path: string) {
 export function pathToFile(path: string): string {
   let pagePath = path.replace(/\.html$/, '')
   pagePath = decodeURIComponent(pagePath)
-  if (pagePath.endsWith('/')) {
+  if (siteDataRef.value.cleanUrls === 'off' && pagePath.endsWith('/')) {
     pagePath += 'index'
+  } else if (
+    siteDataRef.value.cleanUrls === 'with-trailing-slash' &&
+    pagePath.endsWith('/')
+  ) {
+    pagePath = pagePath.slice(0, -1)
   }
 
   if (import.meta.env.DEV) {