added docker and jmtpfs (android per usb)

nixos/configuration.nix

@@ -86,8 +86,10 @@
     unzip gzip htop nload firefox ghc vlc gcc python3
     fish git file ripgrep os-prober vscode thunderbird
     mate.atril xorg.xbacklight gnupg lxqt.pavucontrol-qt
-    inkscape xorg.xrandr redshift tree
+    inkscape xorg.xrandr redshift tree flameshot
-    exfat-utils fuse_exfat flameshot ntfs3g
+    # file system utils
+    exfat-utils fuse_exfat ntfs3g 
+    jmtpfs # android
     (texlive.combine { 
       inherit(texlive) scheme-full; 
     })
@@ -164,6 +166,10 @@
     path = with pkgs; [ flameshot ];
   };
 
+
+  # Docker
+  virtualisation.docker.enable = true;
+
   # Open ports in the firewall.
   networking.firewall.allowedTCPPortRanges = [ {from= 4000; to= 5000;} ];
   # networking.firewall.allowedUDPPorts = [ ... ];