Grub no longer detected my Windows installation

Christmas Eve 2025. It’s late at night and I should really go to bed because Santa is coming tonight. I’m installing a new hard drive in my computer to replace my existing Fedora Linux drive. The new one is larger and faster, and I decide to start from scratch with a new Fedora 43 KDE Plasma Desktop Edition installation. After the system is installed (super-fast!) I copy data over from my old…