Release 0.11.1

Added

• Distributed core enablement for multi-node orchestration (experimental)
• CLI: implement task history command and add short aliases for all major tasks subcommands:
• list → ls, status → st, cancel → c, watch → w, history → hi
• All aliases are documented and tested
• gRPC executor: support multiple backends and improved channel management

Changed

• Updated gRPC dependencies and test references from grpcio to grpclib