Revert "feat(ui): add Buy Me a Coffee sponsor buttons to navigation and sidebar"

This reverts commit c6048de.

Author: devtyagi3909

docs/cli.html

@@ -531,12 +531,6 @@
                 <a href="#installation" class="nav-item">Installation</a>
                 <a href="#execution" class="nav-item">Execution & Diagnostics</a>
             </nav>
-
-            <div style="margin-top: 40px; padding: 0 20px;">
-                <a href="https://www.buymeacoffee.com/devtyagi" target="_blank" style="display: block; width: 100%; text-align: center; background-color: #FFDD00; color: #000; padding: 10px 0; font-weight: bold; text-decoration: none; border-radius: 4px; font-family: 'Inter', sans-serif;">
-                    ☕ Buy me a coffee
-                </a>
-            </div>
         </aside>
 
         <main class="main-content">
@@ -699,12 +693,6 @@ <h4 style="color:#3b82f6">
                 <div class="toc-title">On this page</div>
                 <div id="toc-container"></div>
             </div>
-
-            <div style="margin-top: 40px; padding: 0 20px;">
-                <a href="https://www.buymeacoffee.com/devtyagi" target="_blank" style="display: block; width: 100%; text-align: center; background-color: #FFDD00; color: #000; padding: 10px 0; font-weight: bold; text-decoration: none; border-radius: 4px; font-family: 'Inter', sans-serif;">
-                    ☕ Buy me a coffee
-                </a>
-            </div>
         </aside>
     </div>
 

docs/index.html

@@ -597,7 +597,6 @@
       <a href="cli.html">CLI Engine</a>
     <a href="cli.html">CLI Engine</a>
     <a class="nav-gh btn" href="https://github.com/devtyagi3909/constraintforge" target="_blank" rel="noopener"><span>GitHub ↗</span></a>
-<a class="nav-bmc btn" href="https://www.buymeacoffee.com/devtyagi" target="_blank" rel="noopener" style="background-color: #FFDD00; color: #000000; font-weight: bold; margin-left: 10px;"><span>☕ Buy me a coffee</span></a>
   </div>
 </nav>