runTask и client tools

const task = await client.runTask(
  {
    assistant_id: 1,
    input: [textInput('Какая погода в Москве?')],
  },
  {
    tools: [
      {
        name: 'get_weather',
        description: 'Текущая погода в городе.',
        input_schema: {
          type: 'object',
          properties: { city: { type: 'string' } },
          required: ['city'],
        },
        // вернуть строку, { content } или { error, reason }
        handler: async (args) =>
          JSON.stringify({ city: args.city, temperature_c: 21 }),
      },
    ],
    onStatus: (t) => console.log(t.status),
  },
);

await client.runTask(
  { assistant_id: 1, input: […], client_tools: [/* определения */] },
  { tools: { get_weather: async (args) => '…' } },
);