mcp-bash

#!/usr/bin/env bash set -euo pipefail # Source SDK (MCP_SDK is set by the framework when running tools) # shellcheck source=../../../../sdk/tool-sdk.sh disable=SC1091 source "${MCP_SDK:?MCP_SDK environment variable not set}/tool-sdk.sh" # Use mcp_args_require for required arguments (fails with -32602 if missing) value="$(mcp_args_require '.value')" mcp_result_success "$(mcp_json_obj message "You sent: ${value}")"