adk_mcp_protocol_legacy (erlang_adk v0.10.0)

MCP 2025-11-25 handshake-era message helpers.

Legacy capabilities such as roots, sampling, and logging are intentionally confined to this module. The modern codec never advertises them.

Summary

version()

-spec client_capabilities(map()) -> {ok, map()} | {error, term()}.

-spec initialize_request(binary() | integer(), map(), map()) -> {ok, map()} | {error, term()}.

-spec initialize_result(binary() | integer(), map(), map(), map()) -> {ok, map()} | {error, term()}.

-spec request(binary() | integer(), binary(), map()) -> {ok, map()} | {error, term()}.

-spec result_response(binary() | integer(), map()) -> {ok, map()} | {error, term()}.

-spec server_capabilities(map()) -> {ok, map()} | {error, term()}.

-spec validate_request(term()) -> {ok, map()} | {error, term()}.

-spec version() -> binary().