01Fully usable mock provider with local on-disk blob storage and SHA-256 checksums
02Real Shelby provider wired to `@shelby-protocol/sdk` for genuine operations
0318 tools, 6 resources, and 5 prompts for inspecting state, uploading, downloading, and verifying blobs
04Stream-aware file upload path with real streaming in mock mode and strict metadata enforcement
05Strict `SHELBY_WORKDIR` sandbox with active safe-path narrowing and path traversal rejection
060 GitHub stars