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Fix npm run build Failed with PostCSS Error - Docker Compose Secrets vs Environment Variables: Practical Guide-Troubleshoot Git Merge Conflict Exit Code 128

Updated 2026-07-28 12:23:17macos-help

Fix npm run build Failed with PostCSS Error - Docker Compose Secrets vs Environment Variables: Practical Guide-Troubleshoot Git Merge Conflict Exit Code 128

Likely symptom

Likely cause

Safe rollback

Verification route

Repeat the original action, not only a simplified test case.
Restart the app or reload the service after configuration changes.