Rishi / notes https://blogs.rishirajpal.com/ Technical notes on software engineering and systems. Building Canvas: Collaborative Pixel Art on Cloudflare https://blogs.rishirajpal.com/blog/building-canvas/ https://blogs.rishirajpal.com/blog/building-canvas/ Tue, 29 Sep 2026 00:00:00 GMT A tour of Canvas and the decisions behind its shared boards, artwork generators, live updates, and board lifecycles.