chore: establish V1.1 recovery baseline

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2026-09-09 22:05:00 +08:00
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/**
* App 配置服务(规范 §118 App 配置)
*
* 拉取服务端下发的业务数量参数(推荐人数、字数上限、Feature Flag 等),
* 与 constants/businessLimits.js 的默认值合并,覆盖运行时配置。
* 接口失败时保留默认值不变(规范 §119),保证核心流程可用。
*/
const api = require('../utils/api');
const { mergeAppConfig, BUSINESS_LIMITS } = require('../constants');
/**
* 拉取并合并服务端 App 配置
* @returns {Promise<typeof BUSINESS_LIMITS>} 合并后的运行时配置(失败时返回默认值)
*/
async function fetchAppConfig() {
try {
const overrides = await api.get('/app/config');
return mergeAppConfig(overrides);
} catch (err) {
// 配置接口失败不影响核心流程(规范 §119)
return BUSINESS_LIMITS;
}
}
module.exports = {
fetchAppConfig,
};