First tagged release of Fabler Relay: the Cloudflare Worker (deploy your own), CLI, zero-dependency MCP server, and a one-click fabler-relay.mcpb bundle for Claude Desktop (configure your own relay URL + agent key on install).
sha256(fabler-relay.mcpb) = 6ebaf7a5dffbfe60b4265f278808df451c46e7c6b1fab5fc624c7a89aae58011
Listed in the official MCP registry as com.fablerlabs/relay.