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Docker Compose Secret vs Environment Variable: When to Use Each - How to Fix Git Clone Timed Out and Permission Denied Errors-Fixing Cloudflare 521 Error After Server Restart

Updated 2026-07-28 16:36:45macos-help
Docker Compose Secret vs Environment Variable: When to Use Each - How to Fix Git Clone Timed Out and Permission Denied Errors-Fixing Cloudflare 521 Error After Server Restart
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.