Pre‑Signed URL Upload Architecture (Cloudflare R2 + Hono Workers)
Read OriginalThis article details a reference architecture for secure, direct browser-based file uploads and downloads to Cloudflare R2 object storage. It explains how to generate time-limited pre-signed URLs using a Hono.js application on Cloudflare Workers, covering data models, CORS configuration, request/response contracts, and step-by-step flow diagrams for operations like user profile image management.
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