MCP Tasks extension (io.modelcontextprotocol/tasks): declare durable, pollable long-running tool calls via @McpTask and the tasks/get, tasks/update, tasks/cancel methods.

Spring Boot auto-configuration for mocapi. One module with many @ConditionalOnClass-gated autoconfigs — server, transports, OAuth2, logging, observability, Jakarta Validation, and the /actuator/mcp endpoint.

Distributed, durable TaskStore for the MCP Tasks extension, backed by Substrate Atoms (token compare-and-set) across any Substrate backend.