feat: add axiom web vitals (#1071)

## Description

Added support for Axiom web vitals

https://axiom.co/docs/apps/vercel#web-vitals

apps/web/src/app/layout.tsx

@@ -2,6 +2,7 @@ import { Suspense } from 'react';
 
 import { Caveat, Inter } from 'next/font/google';
 
+import { AxiomWebVitals } from 'next-axiom';
 import { PublicEnvScript } from 'next-runtime-env';
 
 import { FeatureFlagProvider } from '@documenso/lib/client-only/providers/feature-flag';
@@ -71,6 +72,8 @@ export default async function RootLayout({ children }: { children: React.ReactNo
         <PublicEnvScript />
       </head>
 
+      <AxiomWebVitals />
+
       <Suspense>
         <PostHogPageview />
       </Suspense>