Implement automated scheduled publishing for blog

- Enhanced blog library to read from both posts/ and scheduled/ directories
- Added publishDate filtering with real-time checking (no cron jobs needed)
- Support for draft posts and recursive directory scanning
- Posts automatically appear when publishDate is reached
- Containerized solution that works without external scheduling
- Added publishDate field to blog types and updated existing scheduled post

Tested and verified:
✅ Past-dated posts appear automatically
✅ Future-dated posts remain hidden until publish time
✅ Draft posts are excluded regardless of date
✅ Maintains existing functionality for regular posts

🤖 Generated with [Claude Code](https://claude.ai/code)

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

components/BlogFooter.tsx

@@ -17,7 +17,7 @@ export default function BlogFooter() {
               </div>
             </div>
             <p className="text-carbon-600 dark:text-carbon-400 text-sm leading-relaxed mb-6 max-w-md">
-              Insights and deep dives into contextual AI orchestration, agent coordination, 
+              Insights and deep dives into Context Engineering for Agentic AI and Orchestration, Agent Collaboration, 
               and the future of intelligent systems.
             </p>
             <div className="flex space-x-4">
@@ -62,16 +62,6 @@ export default function BlogFooter() {
                   Platform
                 </Link>
               </li>
-              <li>
-                <Link href="https://chorus.services/about" className="text-carbon-600 dark:text-carbon-400 hover:text-carbon-800 dark:hover:text-carbon-200 transition-colors">
-                  About
-                </Link>
-              </li>
-              <li>
-                <Link href="https://chorus.services/contact" className="text-carbon-600 dark:text-carbon-400 hover:text-carbon-800 dark:hover:text-carbon-200 transition-colors">
-                  Contact
-                </Link>
-              </li>
             </ul>
           </div>
         </div>