openclaw/src/infra/env.ts

export function normalizeZaiEnv(): void {
  if (!process.env.ZAI_API_KEY?.trim() && process.env.Z_AI_API_KEY?.trim()) {
    process.env.ZAI_API_KEY = process.env.Z_AI_API_KEY;
  }
}

export function normalizeEnv(): void {
  normalizeZaiEnv();
}