first try in adding devenv for scripts

.envrc

@@ -0,0 +1,10 @@
+if ! has nix_direnv_version || ! nix_direnv_version 2.2.1; then
+  source_url "https://raw.githubusercontent.com/nix-community/nix-direnv/2.2.1/direnvrc" "sha256-zelF0vLbEl5uaqrfIzbgNzJWGmLzCmYAkInj/LNxvKs="
+fi
+
+watch_file flake.nix
+watch_file flake.lock
+if ! use flake . --no-pure-eval
+then
+  echo "devenv could not be built. The devenv environment was not loaded. Make the necessary changes to devenv.nix and hit enter to try again." >&2
+fi

flake.lock

@@ -64,11 +64,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1751727024,
-        "narHash": "sha256-0+3JCO+22Ud2395GeEnp+WZedC3f2B3KspH5t+1AUX4=",
+        "lastModified": 1753476615,
+        "narHash": "sha256-vkcPVqTlyrkxOQGBUTgBU7bbLZURdKyynQn0lbItX4E=",
         "owner": "cachix",
         "repo": "devenv",
-        "rev": "e33639c0535a8f18db417fd9fb36f180e8a7d27e",
+        "rev": "8a92f0a645f8c6ee1653a492abc0be3556b0202d",
         "type": "github"
       },
       "original": {
@@ -77,26 +77,6 @@
         "type": "github"
       }
     },
-    "disko": {
-      "inputs": {
-        "nixpkgs": [
-          "nixpkgs"
-        ]
-      },
-      "locked": {
-        "lastModified": 1751607816,
-        "narHash": "sha256-5PtrwjqCIJ4DKQhzYdm8RFePBuwb+yTzjV52wWoGSt4=",
-        "owner": "nix-community",
-        "repo": "disko",
-        "rev": "da6109c917b48abc1f76dd5c9bf3901c8c80f662",
-        "type": "github"
-      },
-      "original": {
-        "owner": "nix-community",
-        "repo": "disko",
-        "type": "github"
-      }
-    },
     "flake-compat": {
       "flake": false,
       "locked": {
@@ -143,11 +123,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1749398372,
-        "narHash": "sha256-tYBdgS56eXYaWVW3fsnPQ/nFlgWi/Z2Ymhyu21zVM98=",
+        "lastModified": 1753121425,
+        "narHash": "sha256-TVcTNvOeWWk1DXljFxVRp+E0tzG1LhrVjOGGoMHuXio=",
         "owner": "hercules-ci",
         "repo": "flake-parts",
-        "rev": "9305fe4e5c2a6fcf5ba6a3ff155720fbe4076569",
+        "rev": "644e0fc48951a860279da645ba77fe4a6e814c5e",
         "type": "github"
       },
       "original": {
@@ -187,10 +167,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1749636823,
+        "lastModified": 1750779888,
+        "narHash": "sha256-wibppH3g/E2lxU43ZQHC5yA/7kIKLGxVEnsnVK1BtRg=",
         "owner": "cachix",
         "repo": "git-hooks.nix",
-        "rev": "623c56286de5a3193aa38891a6991b28f9bab056",
+        "rev": "16ec914f6fb6f599ce988427d9d94efddf25fe6d",
         "type": "github"
       },
       "original": {
@@ -209,6 +190,7 @@
       },
       "locked": {
         "lastModified": 1709087332,
+        "narHash": "sha256-HG2cCnktfHsKV0s4XW83gU3F57gaTljL9KNSuG6bnQs=",
         "owner": "hercules-ci",
         "repo": "gitignore.nix",
         "rev": "637db329424fd7e46cf4185293b9cc8c88c95394",
@@ -227,11 +209,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1751760902,
-        "narHash": "sha256-qBGNn7T/zOgUDQTo/RM/D2oxMkB2x36j3ajvpVanEVs=",
+        "lastModified": 1753554374,
+        "narHash": "sha256-VvPpzxOsQZHa3njTV5o8EXETQJIGF4saGrRpe4sPV/s=",
         "owner": "nix-community",
         "repo": "home-manager",
-        "rev": "8b0180dde1d6f4cf632e046309e8f963924dfbd0",
+        "rev": "37fec70bd5dace2fb025d3f7cbc0899a7fce6081",
         "type": "github"
       },
       "original": {
@@ -280,7 +262,10 @@
           "devenv",
           "git-hooks"
         ],
-        "nixpkgs": "nixpkgs",
+        "nixpkgs": [
+          "devenv",
+          "nixpkgs"
+        ],
         "nixpkgs-23-11": [
           "devenv"
         ],
@@ -289,11 +274,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1750955511,
-        "narHash": "sha256-IDB/oh/P63ZTdhgSkey2LZHzeNhCdoKk+4j7AaPe1SE=",
+        "lastModified": 1752773918,
+        "narHash": "sha256-dOi/M6yNeuJlj88exI+7k154z+hAhFcuB8tZktiW7rg=",
         "owner": "cachix",
         "repo": "nix",
-        "rev": "afa41b08df4f67b8d77a8034b037ac28c71c77df",
+        "rev": "031c3cf42d2e9391eee373507d8c12e0f9606779",
         "type": "github"
       },
       "original": {
@@ -305,27 +290,27 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1747179050,
-        "narHash": "sha256-qhFMmDkeJX9KJwr5H32f1r7Prs7XbQWtO0h3V0a0rFY=",
-        "owner": "NixOS",
+        "lastModified": 1753345091,
+        "narHash": "sha256-CdX2Rtvp5I8HGu9swBmYuq+ILwRxpXdJwlpg8jvN4tU=",
+        "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "adaa24fbf46737f3f1b5497bf64bae750f82942e",
+        "rev": "3ff0e34b1383648053bba8ed03f201d3466f90c9",
         "type": "github"
       },
       "original": {
-        "owner": "NixOS",
-        "ref": "nixos-unstable",
+        "owner": "nixos",
+        "ref": "nixos-25.05",
         "repo": "nixpkgs",
         "type": "github"
       }
     },
     "nixpkgs-darwin": {
       "locked": {
-        "lastModified": 1751582995,
-        "narHash": "sha256-u7ubvtxdTnFPpV27AHpgoKn7qHuE7sgWgza/1oj5nzA=",
+        "lastModified": 1753473540,
+        "narHash": "sha256-kaG2a9/6iWiRehjLZLToAlM1zFxRf3s+BOYOurPOmK4=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "7a732ed41ca0dd64b4b71b563ab9805a80a7d693",
+        "rev": "15c2251b2407166a0d7a211af9966a9fe1406cf0",
         "type": "github"
       },
       "original": {
@@ -337,11 +322,11 @@
     },
     "nixpkgs-unstable": {
       "locked": {
-        "lastModified": 1751625545,
-        "narHash": "sha256-4E7wWftF1ExK5ZEDzj41+9mVgxtuRV3wWCId7QAYMAU=",
+        "lastModified": 1753432016,
+        "narHash": "sha256-cnL5WWn/xkZoyH/03NNUS7QgW5vI7D1i74g48qplCvg=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "c860cf0b3a0829f0f6cf344ca8de83a2bbfab428",
+        "rev": "6027c30c8e9810896b92429f0092f624f7b1aace",
         "type": "github"
       },
       "original": {
@@ -351,22 +336,6 @@
         "type": "github"
       }
     },
-    "nixpkgs_2": {
-      "locked": {
-        "lastModified": 1751582995,
-        "narHash": "sha256-u7ubvtxdTnFPpV27AHpgoKn7qHuE7sgWgza/1oj5nzA=",
-        "owner": "nixos",
-        "repo": "nixpkgs",
-        "rev": "7a732ed41ca0dd64b4b71b563ab9805a80a7d693",
-        "type": "github"
-      },
-      "original": {
-        "owner": "nixos",
-        "ref": "nixos-25.05",
-        "repo": "nixpkgs",
-        "type": "github"
-      }
-    },
     "nixvim": {
       "inputs": {
         "flake-parts": "flake-parts_2",
@@ -377,11 +346,11 @@
         "systems": "systems_2"
       },
       "locked": {
-        "lastModified": 1751479430,
-        "narHash": "sha256-ub1Pj+oSrt2bE1tzTRYEwzCFewsc9F7X7RIJooM94MU=",
+        "lastModified": 1753534875,
+        "narHash": "sha256-U8eKkKR+c70Sj+XuhbCzRAWJBfRLEF7Qh7gKk/7f93M=",
         "owner": "nix-community",
         "repo": "nixvim",
-        "rev": "13cc4d84572c5f5d469a3a3454fa2028f78a3137",
+        "rev": "f25f269dddf2e464f0d4a79bb42b6bfbab63b0df",
         "type": "github"
       },
       "original": {
@@ -401,11 +370,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1749730855,
-        "narHash": "sha256-L3x2nSlFkXkM6tQPLJP3oCBMIsRifhIDPMQQdHO5xWo=",
+        "lastModified": 1753450833,
+        "narHash": "sha256-Pmpke0JtLRzgdlwDC5a+aiLVZ11JPUO5Bcqkj0nHE/k=",
         "owner": "NuschtOS",
         "repo": "search",
-        "rev": "8dfe5879dd009ff4742b668d9c699bc4b9761742",
+        "rev": "40987cc1a24feba378438d691f87c52819f7bd75",
         "type": "github"
       },
       "original": {
@@ -418,9 +387,8 @@
       "inputs": {
         "darwin": "darwin",
         "devenv": "devenv",
-        "disko": "disko",
         "home-manager": "home-manager",
-        "nixpkgs": "nixpkgs_2",
+        "nixpkgs": "nixpkgs",
         "nixpkgs-darwin": "nixpkgs-darwin",
         "nixpkgs-unstable": "nixpkgs-unstable",
         "nixvim": "nixvim"

flake.nix

@@ -1,5 +1,20 @@
 {
-  description = "my nix configuration";
+  nixConfig = {
+    trusted-substituters = [
+      "https://devenv.cachix.org"
+      "https://cachix.cachix.org"
+      "https://nixpkgs.cachix.org"
+      "https://nix-community.cachix.org"
+    ];
+
+    trusted-public-keys = [
+      "devenv.cachix.org-1:w1cLUi8dv3hnoSPGAuibQv+f9TZLr6cv/Hm9XgU50cw="
+      "cachix.cachix.org-1:eWNHQldwUO7G2VkjpnjDbWwy4KQ/HNxht7H4SSoMckM="
+      "nixpkgs.cachix.org-1:q91R6hxbwFvDqTSDKwDAV4T5PxqXGxswD8vhONFMeOE="
+      "cache.nixos.org-1:6NCHdD59X431o0gWypbMrAURkbJ16ZPMQFGspcDShjY="
+      "nix-community.cachix.org-1:mB9FSh9qf2dCimDSUo8Zy7bkq5CX+/rkCWyvRCYg3Fs="
+    ];
+  };
 
   inputs = {
     nixpkgs.url = "github:nixos/nixpkgs/nixos-25.05?shallow=true";
@@ -12,9 +27,6 @@
     devenv.url = "github:cachix/devenv?shallow=true";
     devenv.inputs.nixpkgs.follows = "nixpkgs-unstable";
 
-    disko.url = "github:nix-community/disko?shallow=true";
-    disko.inputs.nixpkgs.follows = "nixpkgs";
-
     home-manager.url = "github:nix-community/home-manager/master?shallow=true";
     home-manager.inputs.nixpkgs.follows = "nixpkgs";
 
@@ -22,21 +34,7 @@
     nixvim.inputs.nixpkgs.follows = "nixpkgs";
   };
 
-  outputs =
-    {
-      self,
-
-      nixpkgs,
-      nixpkgs-darwin,
-      nixpkgs-unstable,
-
-      devenv,
-      disko,
-      home-manager,
-      nixvim,
-
-      ...
-    }@inputs:
+  outputs = { self, nixpkgs, nixpkgs-unstable, devenv, ... }@inputs:
     rec {
 
       lib = import ./lib {
@@ -75,6 +73,10 @@
         };
       };
 
+      devShells = lib.mkDevenvShell {
+        scripts.update.exec = "nix flake update";
+      };
+
       modules = import ./modules;
       overlays = import ./overlays { inherit inputs; };
 

lib/default.nix

@@ -44,6 +44,18 @@ rec {
       extraSpecialArgs = { inherit inputs outputs; };
     };
 
+  mkDevenvShell = 
+    config:
+    eachSystemWithPkgs (
+      { pkgs }:
+      {
+        default = inputs.devenv.lib.mkShell {
+          inherit inputs pkgs;
+          modules = [ config ];
+        };
+      }
+    );
+
   eachSystem = inputs.nixpkgs.lib.genAttrs [
     "x86_64-linux"
     "x86_64-darwin"