Add secure public directory structure with .htaccess

- Created public/ directory for web-accessible files
- Moved content and assets to public/ subdirectories
- Added .htaccess files for security and routing
- Updated config.php to use public/content path
- Blocked direct access to PHP files and sensitive directories
- Added URL routing to index.php
- Enhanced security headers and PHP settings

templates/layout.html

@@ -155,6 +155,13 @@
             font-size: 0.9rem;
             color: #6c757d;
         }
+        .site-info a {
+            color: #0d6efd;
+            text-decoration: none;
+        }
+        .site-info a:hover {
+            text-decoration: underline;
+        }
         .search-form {
             max-width: 300px;
         }
@@ -242,7 +249,7 @@
                             {{file_info}}
                         </div>
                         <div class="site-info">
-                            <small class="text-muted">Powered by CodePress CMS</small>
+                            <small class="text-muted">Powered by <a href="https://git.noorlander.info/E.Noorlander/CodePress.git" target="_blank" rel="noopener">CodePress CMS</a></small>
                         </div>
                     </div>
                 </div>