refactor: convert agent bento cards from videos to React animation components

- Replaced video paths with imported animation components (Fungistor, Herodb, MOSSandboxes, etc.)
- Added new AgentDesign and AgentUseCase sections to agents page
- Updated hero copy to emphasize private, sovereign AI and 2026 timeline
- Reorganized page layout with new sections between existing components

src/pages/home/CallToAction.tsx

@@ -65,6 +65,10 @@ export function CallToAction() {
               >
                 Join Early Cloud Access
               </Button>
+
+              <Button to="#" variant="solid" color="cyan">
+                Join the Waitlist
+              </Button>
             </div>
           </div>
         </Container>