Agentlas Core Engine Meta-Agent Team v0.1.1

Adds Claude Code plugin marketplace packaging and validation alongside the existing Codex plugin scaffold and one-line installer.\n\nValidated:\n- scripts/verify-package.sh\n- scripts/public_safety_check.sh\n- Codex plugin validation\n- Claude plugin validation\n- Claude marketplace validation\n- Claude marketplace add/install in an isolated HOME\n\nInstall:\nbash\ncurl -fsSL https://raw.githubusercontent.com/jeongmk522-netizen/agent_agentlas_core_engine_meta_agent/v0.1.1/scripts/install.sh | bash\n