added podman support

modules/system/base.nix

@@ -6,6 +6,10 @@
   i18n.defaultLocale = "en_US.UTF-8";
   console.keyMap = "us";
 
+  boot.supportedFilesystems = [ "btrfs" "ext4" "vfat" "xfs" ];
+  boot.loader.systemd-boot.enable = true;
+  boot.loader.efi.canTouchEfiVariables = true;
+
   nix.settings = {
     experimental-features = [ "nix-command" "flakes" ];
     substituters = lib.mkBefore [
@@ -20,12 +24,18 @@
 
   networking.useDHCP = lib.mkDefault true;
 
-  boot.supportedFilesystems = [ "btrfs" "ext4" "vfat" "xfs" ];
-
-  boot.loader.systemd-boot.enable = true;
-  boot.loader.efi.canTouchEfiVariables = true;
-
   nixpkgs.config.allowUnfree = true;
 
   system.stateVersion = "25.11";
+
+  virtualisation = {
+    containers.enable = true;
+    # docker.enable = true;
+    podman = {
+      enable = true;
+      dockerCompat = true;
+      # Required for containers under podman-compose to be able to talk to each other.
+      defaultNetwork.settings.dns_enabled = true;
+    };
+  };
 }

modules/system/packages.nix

@@ -9,5 +9,6 @@
     pkgs.just
     pkgs.libnotify
     pkgs.micro
+    pkgs.podman-compose
   ];
 }

modules/users/admin.nix

@@ -1,9 +1,19 @@
 { lib, pkgs, ... }:
 
 {
+  users.groups = {
+    docker = {};
+    podman = {};
+  };
+
   users.users.admin = {
     isNormalUser = true;
-    extraGroups = [ "wheel" "networkmanager" ];
+    extraGroups = [
+      "wheel"
+      "networkmanager"
+      "podman"
+      "docker"
+    ];
     hashedPassword = "$6$HrwFoHtYRwiTZsYo$gKNOvkQhjalczOLgoTXvVu1MaihYP4BdBnVpWkdoAf.5MAiV2mMPRibYyGv9ti1Q63AhGK7n4wOPjAU0O74mK0";
   };