- Copy storage_providers.py from L2 (Pinata, web3.storage, NFT.Storage,
Infura, Filebase, Storj, local storage providers)
- Add storage management endpoints: GET/POST/PATCH/DELETE /storage
- Add provider-specific pages at /storage/type/{provider_type}
- Include connection testing via POST /storage/{id}/test
- Add HTML UI pages with dark theme matching L2
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>