```ts
import React from 'react';
import { notFound } from 'next/navigation';

// 1️⃣ Import your actual page components
import ContactPage from '@/app/contact/page';
import AboutPage   from '@/app/a-propos/page';
import TeamPage    from '@/app/a-propos/equipe/page';

// 2️⃣ Define the routing tree
type RouteNode = {
  component?: React.FC;
  children?: Record<string, RouteNode>;
};

const routeTree: Record<string, RouteNode> = {
  'contact': { component: ContactPage },
  'a-propos': {
    component: AboutPage,
    children: {
      'equipe': { component: TeamPage },
    },
  },
};

export default function CatchAllPage({
  params,
}: {
  params: Promise<{ segments?: string[] }>;
}) {
  const resolvedParams = await params;
  const segments = resolvedParams.segments ?? [];
  let node: RouteNode | undefined;
  let Comp: React.FC | undefined;

  for (let i = 0; i < segments.length; i++) {
    const rawSeg = segments[i];
    const seg    = decodeURIComponent(rawSeg);
    node = i === 0 ? routeTree[seg] : node?.children?.[seg];
    if (!node) {
      return notFound();
    }
    if (i === segments.length - 1) {
      Comp = node.component;
    }
  }

  if (!Comp) {
    return notFound();
  }
  return <Comp />;
}

export async function generateStaticParams() {
  return [
    { segments: ['contact'] },
    { segments: ['a-propos', 'equipe'] },
  ];
}


export async function generateMetadata({
  params,
}: {
  params: Promise<{ segments?: string[] }>;
}) {
  const resolvedParams = await params;
  const path = (resolvedParams.segments ?? []).join('/');

  switch (path) {
    case 'contact':
      return {
        title:       'Contact – Mon Site',
        description: 'Contactez-nous pour toute question ou demande d’information.',
        alternates:  { canonical: '/contact' },
      };
    case 'a-propos/equipe':
      return {
        title:       'Notre Équipe – À Propos',
        description: 'Découvrez les membres de notre équipe et leurs expertises.',
        alternates:  { canonical: '/a-propos/equipe' },
      };
    default:
      return {};
  }
}
```