## Summary * **What is the goal of this PR?** Fix regression of Calibre-Web-Automated authentication * **What changes are included?** Trivial fix using ESP HTTP Client primitives ## Additional Context Calibre-Web-Automated KOSync stopped working after refactoring HTTP client to use `ESP HTTP Client`, resulting in a _Server error (try again later)_ error. --- ### AI Usage Did you use AI tools to help write this code? _**NO**_ --------- Co-authored-by: drbourbon <fabio@MacBook-Air-di-Fabio.local>