 
		Pre‑Signed URL Upload Architecture (Cloudflare R2 + Hono Workers)
The following is a reference implementation and architecture for secure direct browser uploads to Cloudflare R2 using pre-signed URLs generated by a Hono application on Cloudflare Workers.
 
		 
		 
		 
		 
		 
		 
		 
		 
		 
		 
		 
		 
		 
		 
		 
		 
		 
		 
		 
		