testing ubuntu runner for diagnostics

.gitea/workflows/validate-nixos-config.yml

@@ -8,30 +8,14 @@ on:
     branches:
       - main  # Adjust this to match your main branch name
 
-
-env:
-  NIX_PATH: "nixpkgs=channel:nixos-unstable"
-
 jobs:
-  validate:
+  test:
-    runs-on: nixos
+    runs-on: ubuntu-latest
     container:
+      image: ubuntu
       options: --cap-add=NET_RAW --cap-add=NET_ADMIN
     steps:
-      - name: Debug environment
+      - name: Install and run ping
         run: |
-          nix-shell -p nix nodejs-slim which iputils
+          apt-get update && apt-get install -y iputils-ping
-          which nix || echo "nix not found"
+          ping -c 4 google.com
-          which node || echo "node not found"
-          ping -c 5 google.de
-
-
-      - name: Checkout repository
-        uses: actions/checkout@v3
-
-      - name: Validate NixOS configuration
-        run: |
-          nix flake check
-          nix build .#nixosConfigurations.nixbox.config.system.build.toplevel --dry-run
-        env:
-          NIX_CONFIG: "experimental-features = nix-command flakes"