feat(docs): add YouTube channel link to footer

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

Author: d34dman

apps/docs/src/components/Footer.astro

@@ -14,6 +14,7 @@ const year = new Date().getFullYear();
 			<a href="/" >Docs</a>
 			<a href="https://api.flowdrop.io/v1/" target="_blank" rel="noopener noreferrer">API</a>
 			<a href="https://github.com/flowdrop-io/flowdrop" target="_blank" rel="noopener noreferrer">GitHub</a>
+			<a href="https://www.youtube.com/@flowdrop-io" target="_blank" rel="noopener noreferrer">YouTube</a>
 			<a href="https://www.npmjs.com/package/@flowdrop/flowdrop" target="_blank" rel="noopener noreferrer">npm</a>
 		</div>
 	</div>