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Fix Docker Compose Environment Variable Default Value Not Used - Resolve Cloudflare 521 Error on Wildcard Domains-Fix Windows Security App Not Opening Command Prompt

Updated 2026-07-28 14:53:18macos-help
Fix Docker Compose Environment Variable Default Value Not Used - Resolve Cloudflare 521 Error on Wildcard Domains-Fix Windows Security App Not Opening Command Prompt
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.