v0.2.0

OPC Team Init 0.2.0\n\n- Add prompt/strict/off dependency detection for GStack and GBrain\n- Add role-based GStack/GBrain skill distribution for core and custom agents\n- Load GBrain skills for Hermes via skills.external_dirs when detected\n- Generate OpenClaw dependencies.json and agent-skill-map.json\n- Add dependency and skill distribution references\n- Keep external projects as dependencies; no vendoring or auto-installing