fix: address CodeRabbit review — CORS on llms.txt/auth.md, Footer outside main

Author: ayoub3bidi

public/_headers

@@ -43,9 +43,11 @@
 
 /llms.txt
   Content-Type: text/plain; charset=utf-8
+  Access-Control-Allow-Origin: *
 
 /auth.md
   Content-Type: text/markdown; charset=utf-8
+  Access-Control-Allow-Origin: *
 
 https://dev.bayanflow.com/*
   X-Robots-Tag: noindex

src/pages/LandingPage.jsx

@@ -35,8 +35,8 @@ function LandingPage() {
         <Features />
         <ClaritySection />
         <RoadmapCTA />
-        <Footer />
       </main>
+      <Footer />
     </div>
   );
 }