try replace member [slug] with [name=name]

src/lib/components/Nav.svelte

@@ -16,7 +16,9 @@
 		const getUrl = (name: string) => {
 			if ($page.route.id?.includes('news') || $page.route.id?.includes('projects'))
 				return `${$rt(`route.${name}`)}`;
-			else return `${$rt(`route.${name}`)}${$page.params.slug ? '/' + $page.params.slug : ''}`;
+			else if ($page.route.id?.includes('memb')) {
+				return `${$rt(`route.${name}`)}/${$page.params.name}`;
+			} else return `${$rt(`route.${name}`)}${$page.params.slug ? '/' + $page.params.slug : ''}`;
 		};
 
 		if (route.includes('home')) url = `${$rt('route.home')}`;

src/params/name.ts

@@ -0,0 +1,13 @@
+import type { ParamMatcher } from '@sveltejs/kit';
+
+export const match = ((param) => {
+	return param === 'AliceTruc' ||
+		param === 'emchateau' ||
+		param === 'gdJESS' ||
+		param === 'ktanton' ||
+		param === 'LeaMaronet' ||
+		param === 'lenamk' ||
+		param === 'talithamotter' ||
+		param === 'williamdiakite' ||
+		param === 'ZoeRenaudie'
+}) satisfies ParamMatcher

src/routes/[about=about]/[members=members]/[slug]/+page.server.ts → src/routes/[about=about]/[members=members]/[name=name]/+page.server.ts

@@ -2,7 +2,7 @@ import { fetchData } from '$lib/helpers/data.js'
 
 export const load = async ({ params }) => {
     const members = await fetchData('team')
-    const member = members.filter(member => member.meta.slug === params.slug)
+    const member = members.filter(member => member.meta.slug === params.name)
     return {
         member
     }