lbry-desktop/src/platforms/web/api-setup.js

import { Lbry } from 'lbry-redux';
import apiPublishCallViaWeb from './publish';
import { X_LBRY_AUTH_TOKEN } from 'constants/token';

export const SDK_API_URL = process.env.SDK_API_URL || 'https://api.lbry.tv/api/v1/proxy';
Lbry.setDaemonConnectionString(SDK_API_URL);

Lbry.setOverride(
  'publish',
  params =>
    new Promise((resolve, reject) => {
      apiPublishCallViaWeb(
        SDK_API_URL,
        Lbry.getApiRequestHeaders() && Object.keys(Lbry.getApiRequestHeaders()).includes(X_LBRY_AUTH_TOKEN)
          ? Lbry.getApiRequestHeaders()[X_LBRY_AUTH_TOKEN]
          : '',
        'publish',
        params,
        resolve,
        reject
      );
    })
);