https://brandcontextprotocol.dev/ https://brandcontextprotocol.dev/registry-key-lifecycle/ https://brandcontextprotocol.dev/registry-verification/ https://brandcontextprotocol.dev/schema/ https://brandcontextprotocol.dev/spec/migrations/1.x-to-2.0/ https://brandcontextprotocol.dev/spec/v0.1/ https://brandcontextprotocol.dev/spec/v0.3/ https://brandcontextprotocol.dev/spec/v0.4/ https://brandcontextprotocol.dev/spec/v0.5/ https://brandcontextprotocol.dev/spec/v0.6/ https://brandcontextprotocol.dev/spec/v0.7/ https://brandcontextprotocol.dev/spec/v0.8/ https://brandcontextprotocol.dev/spec/v1.1.0/ https://brandcontextprotocol.dev/spec/v1.1.1/ https://brandcontextprotocol.dev/spec/v2.0.0/ https://brandcontextprotocol.dev/spec/versions/