feat: add slides generation tool with multiple slide types

- Add slides.tool.ts with support for title, bullets, chart, stats, table, cards, timeline, quote, comparison, equation, image, summary slide types
- Chart types: bar, horizontal-bar, line, donut, radar
- Integrate with agent executor and canvas system
- Add multilingual support (en/fr)
- Various UI improvements and bug fixes

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

memento-note/app/(main)/support/page.tsx

@@ -10,7 +10,7 @@ export default function SupportPage() {
   return (
     <div className="container mx-auto py-10 max-w-4xl">
       <div className="text-center mb-10">
-        <h1 className="text-4xl font-bold mb-4">
+        <h1 className="text-2xl sm:text-3xl md:text-4xl font-bold mb-4">
           {t('support.title')}
         </h1>
         <p className="text-muted-foreground text-lg">