Restructure modules/shared and update all imports

- Rename modules/hosts/common to modules/shared
- Split shared into home/general, home/linux, and nixos subdirectories
- Update all import paths in lib/ and modules/hosts/
- Fix hardcoded /Users/ path to use config.home.homeDirectory
- Update .sops.yaml path for secrets

modules/hosts/common/linux/ripping.nix

@@ -1,23 +0,0 @@
-{ pkgs, ... }: {
-  # Be sure this is added if on NixOS
-  # boot.kernelModules = [ "sg" ];
-
-  # Also, get KEYDB.cfg per https://wiki.archlinux.org/title/Blu-ray
-
-  environment.systemPackages = with pkgs; [
-    abcde
-    asunder
-    handbrake
-    lame
-    libaacs
-    libbdplus
-    libbluray
-    libdvdcss
-    libdvdnav
-    libdvdread
-    makemkv
-    mkvtoolnix
-    mkvtoolnix-cli
-  ];
-}
-