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Fix npm run build Syntax Error: Common Causes and Solutions - How to Fix Docker Nginx 502 with Multiple Containers-How to Fix Nginx Load Balancer Refused Connections

2026-07-28 14:31:53developer-tools
Fix npm run build Syntax Error: Common Causes and Solutions - How to Fix Docker Nginx 502 with Multiple Containers-How to Fix Nginx Load Balancer Refused Connections

Final checklist

  • Confirm that the same symptom is gone after a restart or refresh.
  • Keep the smallest working change and undo temporary diagnostic settings.