feat: update "READ_MAN_PAGE" button to "TMUX-IFESTO"

Align button text with requested terminology update.

#VERCEL_SKIP

Co-authored-by: Jeff Emmett <46964190+Jeff-Emmett@users.noreply.github.com>

app/layout.tsx

@@ -49,7 +49,16 @@ export default function RootLayout({
                 Built by{" "}
                 <Link href="/about" className="font-medium underline underline-offset-4 text-primary">
                   Shawn Anderson
-                </Link>
+                </Link>{" "}
+                and{" "}
+                <a
+                  href="https://github.com/Jeff-Emmett"
+                  target="_blank"
+                  rel="noreferrer"
+                  className="font-medium underline underline-offset-4 text-primary"
+                >
+                  Jeff Emmett
+                </a>
                 . The source code is available on{" "}
                 <a
                   href="https://github.com/Jeff-Emmett/mytmux.life-website"

app/page.tsx

@@ -175,7 +175,7 @@ export default function Home() {
                 href="#learn"
                 className="inline-flex h-12 items-center justify-center border border-input bg-background px-8 text-sm font-medium transition-colors hover:bg-accent hover:text-accent-foreground"
               >
-                READ_MAN_PAGE
+                TMUX-IFESTO
               </a>
             </div>
           </div>