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Fix Nginx HTTP to HTTPS Redirect Loop Error - How to Debug pnpm Install in CI/CD-How to Resolve Error 521 Web Server Down

Updated 2026-07-28 13:56:37developer-tools

Fix Nginx HTTP to HTTPS Redirect Loop Error - How to Debug pnpm Install in CI/CD-How to Resolve Error 521 Web Server Down

Prepare

Execute

Validate

Document

Operational follow-up

Record the exact option, command, or setting that changed the result.
Keep a rollback note if the workflow affects shared files or team settings.

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