rcl-crystal

Crystal implementation for RCL native implementation.

Core entrypoint: require "rcl/core" then use RCL::Core.parse + RCL::Core.to_object with AST/types from RCL.

Extended/backward-compatible entrypoint: require "rcl" keeps RCL.format, RCL.to_yaml, RCL.to_toml, RCL.to_hcl.