feat: add user centric features

components/selection-toolbar/share-modal.tsx

@@ -18,11 +18,14 @@ export function ShareModal({
   onClose,
   selectedText,
   isMobile,
+  onShareToFeed,
 }: {
   open: boolean;
   onClose: () => void;
   selectedText: string;
   isMobile: boolean;
+  /** Called when the user picks "Share to feed" — parent opens the compose modal. */
+  onShareToFeed?: () => void;
 }) {
   const { copied, copy } = useCopyFeedback();
   const [generating, setGenerating] = useState(false);
@@ -45,8 +48,8 @@ export function ShareModal({
       icon: <MessageSquare className="size-4" />,
       description: "Post this quote to your feed",
       onClick: () => {
-        // TODO: Implement share to feed
         onClose();
+        onShareToFeed?.();
       },
     },
     {