pub const SUPPORTED_PROTOCOL_VERSIONS: &[&str];Expand description
MCP protocol versions this server understands, newest first.
2026-07-28 is a modern (stateless, per-request _meta) revision served
alongside the legacy (initialize-handshake) revisions in
LEGACY_PROTOCOL_VERSIONS — this is a dual-era server. A request carrying
_meta["io.modelcontextprotocol/protocolVersion"] is served statelessly;
an initialize request selects legacy semantics.