feat: improve accessibility and add AI resources to footer

- Add proper ARIA attributes to dropdown menu
  * aria-expanded, aria-haspopup for toggle button
  * role='menu' for dropdown container
  * role='menuitem' for each action button
- Add AI Resources section to footer with llms.txt links
  * Link to /llms.txt (54KB)
  * Link to /llms-full.txt (861KB)

Author: cyberandy

docusaurus.config.js

@@ -235,6 +235,19 @@ const config = {
               },
             ],
           },
+          {
+            title: "AI Resources",
+            items: [
+              {
+                label: "llms.txt",
+                href: "/llms.txt",
+              },
+              {
+                label: "llms-full.txt",
+                href: "/llms-full.txt",
+              },
+            ],
+          },
         ],
         copyright: `Copyright © ${new Date().getFullYear()} WordLift srl`,
       },

src/theme/DocBreadcrumbs/index.tsx

@@ -142,13 +142,17 @@ function PageActionsDropdown(): ReactNode {
           gap: '4px',
           color: '#ffffff',
         }}
-        aria-label="AI Actions"
+        aria-label="AI Actions menu"
+        aria-expanded={isOpen}
+        aria-haspopup="menu"
       >
         AI ▾
       </button>
 
       {isOpen && (
         <div
+          role="menu"
+          aria-label="AI Actions"
           style={{
             position: 'absolute',
             right: 0,
@@ -163,6 +167,7 @@ function PageActionsDropdown(): ReactNode {
           }}
         >
           <button
+            role="menuitem"
             onClick={copyPageLink}
             style={{
               width: '100%',
@@ -181,6 +186,7 @@ function PageActionsDropdown(): ReactNode {
             🔗 Copy page link
           </button>
           <button
+            role="menuitem"
             onClick={viewMarkdown}
             style={{
               width: '100%',
@@ -199,6 +205,7 @@ function PageActionsDropdown(): ReactNode {
             📄 View Page as Markdown
           </button>
           <button
+            role="menuitem"
             onClick={openInChatGPT}
             style={{
               width: '100%',