Agent harness plugins

import type { AgentHarness } from "openclaw/plugin-sdk/agent-harness";
import { definePluginEntry } from "openclaw/plugin-sdk/plugin-entry";

const myHarness: AgentHarness = {
  id: "my-harness",
  label: "我的原生智能体 harness",

  supports(ctx) {
    return ctx.provider === "my-provider"
      ? { supported: true, priority: 100 }
      : { supported: false };
  },

  async runAttempt(params) {
    // 启动或恢复你的原生线程。
    // 使用 params.prompt、params.tools、params.images、params.onPartialReply、
    // params.onAgentEvent，以及其他已准备好的尝试字段。
    return await runMyNativeTurn(params);
  },
};

export default definePluginEntry({
  id: "my-native-agent",
  name: "My Native Agent",
  description: "通过原生智能体守护进程运行选定模型。",
  register(api) {
    api.registerAgentHarness(myHarness);
  },
});

{
  "agents": {
    "defaults": {
      "model": "openai/gpt-5.5",
      "agentRuntime": {
        "id": "codex"
      }
    }
  }
}

{
  "agents": {
    "defaults": {
      "agentRuntime": {
        "id": "auto",
        "fallback": "none"
      }
    }
  }
}

{
  "agents": {
    "defaults": {
      "agentRuntime": {
        "id": "auto",
        "fallback": "pi"
      }
    },
    "list": [
      {
        "id": "codex-only",
        "model": "openai/gpt-5.5",
        "agentRuntime": {
          "id": "codex",
          "fallback": "none"
        }
      }
    ]
  }
}

OPENCLAW_AGENT_RUNTIME=codex \
OPENCLAW_AGENT_HARNESS_FALLBACK=none \
openclaw gateway run