Chainguard Academy (edu) Nginx directory redirect downgrades HTTPS requests to HTTP

{
                    "vendor": "Chainguard",
                    "product": "Chainguard Academy (edu)",
                    "repo": "https://github.com/chainguard-dev/edu",
                    "modules": [
                        "Nginx trailing-slash directory redirect"
                    ],
                    "versions": [
                        {
                            "status": "affected",
                            "version": "0b75ff98057f69b044a3e7194e428066ac5ad0d4",
                            "lessThan": "93dc0e50739c225f5aee2e803800a47fc0feb906",
                            "versionType": "git"
                        }
                    ],
                    "defaultStatus": "unaffected",
                    "programFiles": [
                        "nginx.conf"
                    ]
                }