Function runOAuthLogin

src/auth/setup.ts:90–101

(region: Region)

}

export async function runOAuthLogin(region: Region): Promise<void> {
  const creds = await deviceCodeLogin(region);
  // OAuth and api_key are mutually exclusive — drop any stale api_key
  // so `mmx auth status` and the resolver see a single source of truth.
  const existing = readConfigFile() as Record<string, unknown>;
  delete existing.api_key;
  existing.oauth = creds;
  existing.region = region;
  await writeConfigFile(existing);
  process.stderr.write('Logged in successfully.\n');
  process.stderr.write('Credentials saved to ~/.mmx/config.json\n');
}

async function persistApiKey(config: Config, key: string): Promise<void> {
  const data = { ...(readConfigFile() as Record<string, unknown>), api_key: key };