feat(krz01): add basic microvm exprs

For a router01.

Signed-off-by: Ryan Lahfa <ryan@dgnum.eu>

machines/krz01/_configuration.nix

@@ -9,9 +9,11 @@ lib.extra.mkConfig {
     # INFO: This list needs to stay sorted alphabetically
     # TODO: re-enable me when #139 is merged. "proxmox"
     "nvidia-tesla-k80"
+    "microvm-router01"
   ];
 
   extraConfig = {
+    microvm.host.enable = true;
     dgn-hardware = {
       useZfs = true;
       zfsPools = [

machines/krz01/microvm-router01.nix

@@ -0,0 +1,16 @@
+_: {
+  microvm.autostart = [ "router01" ];
+  microvm.vms.router01 = {
+    config = {
+      networking.hostName = "router01";
+      microvm.shares = [
+        {
+          source = "/nix/store";
+          mountPoint = "/nix/.ro-store";
+          tag = "ro-store";
+          proto = "virtiofs";
+        }
+      ];
+    };
+  };
+}