feat(dregil): Enable podman

hosts/dregil/default.nix

@@ -1,11 +1,26 @@
-{ lib, config, pkgs, inputs, ... }: {
+{
+  lib,
+  config,
+  pkgs,
+  inputs,
+  ...
+}:
+{
   imports = [
-    ({ ... }: { nixpkgs = { config.allowUnfree = true; }; })
+    (
+      { ... }:
+      {
+        nixpkgs = {
+          config.allowUnfree = true;
+        };
+      }
+    )
     ../../modules/security.nix
     ../../modules/common-system.nix
     ./configuration.nix
     inputs.home-manager.nixosModules.home-manager
     ../../home/anne/default.nix
     ../../home/alex/default.nix
+    ../../modules/podman
   ];
 }

modules/podman/default.nix

@@ -0,0 +1,24 @@
+{ pkgs, ... }:
+{
+  # Enable common container config files in /etc/containers
+  virtualisation.containers.enable = true;
+  virtualisation = {
+    podman = {
+      enable = true;
+
+      # Create a `docker` alias for podman, to use it as a drop-in replacement
+      dockerCompat = true;
+
+      # Required for containers under podman-compose to be able to talk to each other.
+      defaultNetwork.settings.dns_enabled = true;
+    };
+  };
+
+  # Useful other development tools
+  environment.systemPackages = with pkgs; [
+    dive # look into docker image layers
+    podman-tui # status of containers in the terminal
+    # docker-compose # start group of containers for dev
+    podman-compose # start group of containers for dev
+  ];
+}