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flake.nix

@@ -0,0 +1,62 @@
+{
+  description = "SimInTech - среда моделирования";
+
+  inputs = {
+    nixpkgs.url = "github:nixos/nixpkgs/nixos-24.11";
+  };
+
+  outputs = { self, nixpkgs, ... }:
+    let
+      # Определим пакет в рамках флейка
+      pkgs = import nixpkgs { system = "x86_64-linux"; };
+
+      simintech = pkgs.stdenv.mkDerivation rec {
+        pname = "simintech";
+        version = "2.23.13";
+        src = pkgs.fetchurl {
+          url = "http://kafpi.local/simintech.tar.gz"; # подставьте сюда свой адрес дистрибутива SimInTech
+          sha256 = "sha256:17ya507nxr1jyyzjkb66s6z61fq7vs4dx1h0z9bgfa5kymql9s9b";
+        };
+
+        fhsEnv = pkgs.buildFHSEnv {
+          name = "${pname}-fhs-env";
+          targetPkgs = p: with p; [
+            at-spi2-atk.out
+            gdk-pixbuf.out
+            glamoroustoolkit.out
+            glib.out
+            gtk2.out
+            libGL.out
+            libGLU.out
+            pango.out
+            xorg.libX11.out
+            zlib.out
+            (pkgs.writeShellScriptBin "firefox" "exec ${pkgs.chromium}/bin/chromium \"$@\"")
+          ];
+          runScript = "${src}/bin/mmain";
+        };
+
+        desktopItem = pkgs.makeDesktopItem {
+          name = "SimInTech";
+          exec = "simintech";
+          desktopName = "SimInTech";
+          categories = [ "Development" ];
+          icon = "simintech";
+          terminal = false;
+          startupNotify = false;
+          mimeTypes = [ "x-scheme-handler/prt" ];
+        };
+
+        installPhase = ''
+          runHook preInstall
+          mkdir -p $out/bin
+          cp ${fhsEnv}/bin/${pname}-fhs-env $out/bin/simintech
+          runHook postInstall
+        '';
+      };
+    in {
+      # Внутреннее определение флейка
+      packages.x86_64-linux.simintech = simintech;
+      defaultPackage.x86_64-linux = simintech;
+    }
+}