add openmodelica

configuration.nix

@@ -6,8 +6,7 @@
 let
   myRizin = pkgs.rizin.passthru.withPlugins
     (plugins: [ plugins.jsdec plugins.rz-ghidra ]);
-in
-{
+in {
   imports = [
     ./hardware-configuration.nix
     ./services/virtual.nix
@@ -19,23 +18,21 @@ in
   services.logind.lidSwitch = "suspend";
 
   nixpkgs.config.allowUnfree = true;
- 
-  boot.kernel.sysctl = {
-    "net.ipv4.ip_forward" = 1;
-  };
+
+  boot.kernel.sysctl = { "net.ipv4.ip_forward" = 1; };
 
   #boot.loader.grub.device = "/dev/nvme1n1p1";
   boot.loader = {
-  systemd-boot.enable = false;
-  efi = {
-  canTouchEfiVariables = true;
-  efiSysMountPoint = "/boot/efi";
-  };
-  grub = {
-    enable = true;
-    device = "nodev";
-    efiSupport = true;
-    useOSProber = true;
+    systemd-boot.enable = false;
+    efi = {
+      canTouchEfiVariables = true;
+      efiSysMountPoint = "/boot/efi";
+    };
+    grub = {
+      enable = true;
+      device = "nodev";
+      efiSupport = true;
+      useOSProber = true;
     };
   };
 
@@ -113,9 +110,20 @@ in
     myRizin
     libgit2
     inputs.helix.packages."${pkgs.system}".helix
+    openmodelica
   ];
 
   nix.settings.experimental-features = [ "nix-command" "flakes" ];
+  nix.settings.trusted-users = [ "root" "allen" ];
+
+  nix.settings = {
+    substituters =
+      [ "https://allen-nixpkgs.cachix.org" "https://cache.nixos.org" ];
+    trusted-public-keys = [
+      "allen-nixpkgs.cachix.org-1:GS5qDYVloEiC6oeJQNijR3hsMKPqDSGbYUz35qtbMpg="
+      "cache.nixos.org-1:6NCHdD59X431o0gWypbMrAURkbJ16ZPMQFGspcDShjY="
+    ];
+  };
 
   environment.variables = {
     LD_LIBRARY_PATH = lib.makeLibraryPath [