[albert] enable docker

machines/albert/gitea_runner.nix

@@ -7,7 +7,7 @@ let
     url = "https://git.dynamicdiscord.de/";
     tokenFile = config.sops.secrets.gitea_runner_token.path;
     labels = [
-      "ubuntu-latest:docker://docker.gitea.com/runner-images:ubuntu-latest"
+      "ubuntu-latest:docker://node:latest"
     ];
 
     settings = {
@@ -20,6 +20,9 @@ in
 {
   sops.secrets.gitea_runner_token = {};
 
+  virtualisation.docker.enable = true;
+  users.users.admin.extraGroups = [ "docker" ];
+
   services.gitea-actions-runner.instances = {
     albert01 = mkRunner "albert01";
     albert02 = mkRunner "albert02";