[dev] Sets up podman as a system package instead of homemanager.

home-manager/features/development/docker.nix

@@ -1,9 +1,6 @@
 { pkgs, ... }:
 {
-  # Use podman over docker
+  # Podman is enabled at the system level.
-  services.podman = {
-    enable = true;
-  };
 
   home.packages = with pkgs; [
     podman-compose

system/features/podman-dev.nix

@@ -0,0 +1,14 @@
+{ ... }:
+{
+  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;
+    };
+  };
+}

system/hosts/altair/configuration.nix

@@ -10,6 +10,7 @@
 {
   imports = [
     ./qmk.nix
+    ../../features/podman-dev.nix
   ];
 
   networking.hostName = "altair"; # Define your hostname.

system/hosts/vega/configuration.nix

@@ -1,5 +1,9 @@
 { pkgs, ... }:
 {
+  imports = [
+    ../../features/podman-dev.nix
+  ];
+
   networking.hostName = "vega"; # Define your hostname.
 
   # Configure network proxy if necessary