Add baseline extras: tailscale, docker, telegram, flameshot, aider/opencode/goose/gemini

hosts/sam-4screen-desktop/configuration.nix

@@ -117,7 +117,7 @@
   users.users.sam = {
     isNormalUser = true;
     description = "Sam";
-    extraGroups = [ "wheel" "networkmanager" "video" "render" ];
+    extraGroups = [ "wheel" "networkmanager" "video" "render" "docker"];
     shell = pkgs.zsh;
   };
 
@@ -197,7 +197,7 @@ PermitRootLogin = "no";
   # ---
   # Docker (DEFER for now)
   # ---
-  virtualisation.docker.enable = false;
+  virtualisation.docker.enable = true;
 
   # ---
   # Mounts
@@ -236,6 +236,8 @@ PermitRootLogin = "no";
 
   # Minimal system packages needed for the session and core usability
   environment.systemPackages = with pkgs; [
+  telegram-desktop
+flameshot
     waybar
     firefox
     google-chrome
@@ -248,7 +250,7 @@ PermitRootLogin = "no";
     grim
     slurp
   ];
-
+services.tailscale.enable = true;
   # ---
   # NVIDIA (simple, first-boot stable config; PRIME tuning later)
   # ---