feat: Move to Cilium

hosts/vm-k1s/configuration.nix

@@ -33,6 +33,8 @@
     enable = true;
     extraFlags = [
       "--cluster-domain ${inputs.secrets.lab.k3s.clusterDomain}"
+      "--flannel-backend=none"
+      "--disable-network-policy"
     ];
     disable = [
       # "coredns" # CoreDNS is required for Flux to be able to bootstrap the cluster (Flux needs to resolve the git repo)
@@ -41,6 +43,7 @@
       "local-storage"
       "metrics-server"
       "runtimes"
+      # "kube-proxy" # TODO: Move to cilium
     ];
     manifests = {
       git-ssh-key = {
@@ -157,6 +160,7 @@
   environment.systemPackages = with pkgs; [
     fluxcd
     k9s
+    cilium-cli
   ];
 
   # Use correct disko profile