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npm run build Failed: Troubleshooting Checklist - Troubleshooting Cloudflare 522 Connection Timeout-How to Fix Firefox Secure Connection Failed Error Code

2026-07-28 13:46:12
npm run build Failed: Troubleshooting Checklist - Troubleshooting Cloudflare 522 Connection Timeout-How to Fix Firefox Secure Connection Failed Error Code

Result check

  • Keep one change per test run so you know which step helped.
  • Undo temporary changes after the issue is confirmed.

Next references

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