refactor: split common/nixos.nix and -/home.nix

Split these big files into modular files that
are easier to share and read on their own.

profiles/common/home/default.nix

@@ -0,0 +1,31 @@
+{ ... }:
+{
+  imports = [
+    ./packages.nix
+    ./sops.nix
+    ./ssh.nix
+    ./stylix.nix
+    ./desktop.nix
+    ./symlink.nix
+    ./env.nix
+    ./programs.nix
+    ./nix-index.nix
+    ./password-store.nix
+    ./direnv.nix
+    ./eza.nix
+    ./git.nix
+    ./fuzzel.nix
+    ./starship.nix
+    ./kitty.nix
+    ./zsh.nix
+    ./mail.nix
+    ./emacs.nix
+    ./waybar.nix
+    ./firefox.nix
+    ./gnome-keyring.nix
+    ./kdeconnect.nix
+    ./mako.nix
+    ./sway.nix
+  ];
+
+}