[nix] fix devshell

outputs.nix

@@ -4,6 +4,7 @@
 , nixpkgs-unstable
 , nixos-generators
 , sops-nix
+, microvm
 , ...
 } @inputs:
 
@@ -15,8 +16,27 @@ in (utils.lib.eachSystem (builtins.filter filter_system utils.lib.defaultSystems
     pkgs = nixpkgs.legacyPackages."${system}";
   in
   {
-    devShells.default = pkgs.callPackage ./shell.nix {
-      inherit (sops-nix.packages."${pkgs.system}") sops-import-keys-hook ssh-to-pgp sops-init-gpg-key;
+    devShells.default =
+    let
+      sops = sops-nix.packages."${pkgs.system}";
+      microvmpkg = microvm.packages."${pkgs.system}";
+    in
+    pkgs.mkShell {
+      sopsPGPKeyDirs = [
+        "./machines/secrets/keys/hosts"
+        "./machines/secrets/keys/users"
+      ];
+    
+      nativeBuildInputs = [
+        sops.ssh-to-pgp
+        sops.sops-import-keys-hook
+        sops.sops-init-gpg-key
+        pkgs.sops
+        pkgs.age
+        pkgs.python310Packages.grip
+        pkgs.mdbook
+        microvmpkg.microvm
+      ];
     };
 
     packages = {