Store user and account pictures in R2 instead of DurableObjects

[sergeychernyshev]

This PR transitions user and account picture storage from Durable Objects' internal SQLite storage to Cloudflare R2.

Changes:

• Added R2 bucket binding to and .
• Updated and to store and retrieve images from R2 using and formats.
• Image Management:
  • Added method to and .
  • Added method support to and endpoints.
  • UI: Added "X" removal buttons to User Profile and Account Settings pages (top-right of the image).
  • UI: Implemented image placeholders for the User Profile page, consistent with the Account Settings page.
• Bug Fix: Ensured is correctly cleared from the database and set to upon image deletion.
• Removed the table from Durable Object storage schemas.
• Implemented cleanup logic in methods to remove associated images from R2.
• Added comprehensive tests in and updated .

Closes #64

✨ Assisted by AI: Gemini

[cloudflare-workers-and-pages]

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Status	Name	Latest Commit	Updated (UTC)
✅ Deployment successful! View logs	startup-api	d9bbf50	Feb 22 2026, 04:08 AM