Add NoFi link to sister sites in footer

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

components/footer.tsx

@@ -43,6 +43,15 @@ export function Footer() {
             >
               Psilo-Cybernetics
             </a>
+            <span className="hidden sm:inline">•</span>
+            <a
+              href="https://nofi.lol"
+              target="_blank"
+              rel="noopener noreferrer"
+              className="hover:text-foreground transition-colors"
+            >
+              NoFi.lol
+            </a>
           </div>
 
           <div className="text-center text-sm text-muted-foreground">