Add public Uniswap V4 hooks page

[FlowmemoryAI]

Summary

• Add a standalone /hooks public dashboard route for the Uniswap V4 afterSwap hook surface.
• Render Base canary hook evidence, observed swap memory signals, BaseScan links, launch boundaries, and the path to live hook deployment.
• Add shell navigation and server-render coverage that confirms the public page does not expose BASESCAN_API_KEY.

Validation

• npm test --prefix apps/dashboard
• npm run build --prefix apps/dashboard
• Playwright desktop/mobile screenshot checks against http://127.0.0.1:5184/hooks after waiting for the hooks headline.