[container-dev] Switch to rootless docker. [nvim] Update snacks options. [hyprland] Use clipboard fixes globally

home-manager/features/hyprland.nix

@@ -6,6 +6,10 @@
     swaynotificationcenter # notifications
     hyprpolkitagent # Privilege managent
     hyprshot # Screenshot utility
+
+    # For clipboard management.  See below.
+    wl-clipboard
+    xclip
   ];
 
   wayland.windowManager.hyprland = {
@@ -37,6 +41,11 @@
 
         "gsettings set org.gnome.desktop.interface color-scheme \"prefer-dark\""
         "gsettings set org.gnome.desktop.interface gtk-theme \"Adwaita-dark\""
+        # Hyprland doesn't paste into Firefox or Wine apps.  This program is a workaround.
+        # See https://github.com/hyprwm/Hyprland/issues/2319
+        # -t text = Only handle text
+        # -w xclip -selection clipboard = Watch for events and invoke xclip
+        "wl-paste -t text -w xclip -selection clipboard"
       ];
 
       env = [