Use lix fork

flake.lock

@@ -487,6 +487,24 @@
         "type": "github"
       }
     },
+    "flake-utils_3": {
+      "inputs": {
+        "systems": "systems_4"
+      },
+      "locked": {
+        "lastModified": 1710146030,
+        "narHash": "sha256-SZ5L6eA7HJ/nmkzGG7/ISclqe6oZdOZTNoesiInkXPQ=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "b1d9ab70662946ef0850d488da1c9019f3a9752a",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    },
     "flakeParts": {
       "inputs": {
         "nixpkgs-lib": "nixpkgs-lib_2"
@@ -505,6 +523,21 @@
         "type": "github"
       }
     },
+    "flakey-profile": {
+      "locked": {
+        "lastModified": 1712898590,
+        "narHash": "sha256-FhGIEU93VHAChKEXx905TSiPZKga69bWl1VB37FK//I=",
+        "owner": "lf-",
+        "repo": "flakey-profile",
+        "rev": "243c903fd8eadc0f63d205665a92d4df91d42d9d",
+        "type": "github"
+      },
+      "original": {
+        "owner": "lf-",
+        "repo": "flakey-profile",
+        "type": "github"
+      }
+    },
     "gitignore": {
       "inputs": {
         "nixpkgs": [
@@ -719,6 +752,48 @@
         "type": "github"
       }
     },
+    "lix": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1714955862,
+        "narHash": "sha256-REWlo2RYHfJkxnmZTEJu3Cd/2VM+wjjpPy7Xi4BdDTQ=",
+        "ref": "refs/tags/2.90-beta.1",
+        "rev": "b6799ab0374a8e1907a48915d3187e07da41d88c",
+        "revCount": 15501,
+        "type": "git",
+        "url": "https://git@git.lix.systems/lix-project/lix"
+      },
+      "original": {
+        "ref": "refs/tags/2.90-beta.1",
+        "type": "git",
+        "url": "https://git@git.lix.systems/lix-project/lix"
+      }
+    },
+    "lix-module": {
+      "inputs": {
+        "flake-utils": "flake-utils_2",
+        "flakey-profile": "flakey-profile",
+        "lix": [
+          "lix"
+        ],
+        "nixpkgs": [
+          "nixpkgsUnstable"
+        ]
+      },
+      "locked": {
+        "lastModified": 1715442723,
+        "narHash": "sha256-pXMH7lqr5bT2FjH/3tEdTT/+1+hKx+15WkcGKycWWSM=",
+        "ref": "refs/heads/main",
+        "rev": "87b7b7e4bd936301b139e472589d1966b136f45f",
+        "revCount": 76,
+        "type": "git",
+        "url": "https://git.lix.systems/lix-project/nixos-module"
+      },
+      "original": {
+        "type": "git",
+        "url": "https://git.lix.systems/lix-project/nixos-module"
+      }
+    },
     "nix-fast-build": {
       "inputs": {
         "flake-parts": "flake-parts_5",
@@ -1337,7 +1412,7 @@
     "pre-commit-hooks": {
       "inputs": {
         "flake-compat": "flake-compat",
-        "flake-utils": "flake-utils_2",
+        "flake-utils": "flake-utils_3",
         "gitignore": "gitignore",
         "nixpkgs": [
           "nixpkgsUnstable"
@@ -1435,6 +1510,8 @@
         "hercules-ci-effects": "hercules-ci-effects_2",
         "homeManager": "homeManager",
         "homeManagerGitWorkspace": "homeManagerGitWorkspace",
+        "lix": "lix",
+        "lix-module": "lix-module",
         "nix-fast-build": "nix-fast-build",
         "nix-on-droid": "nix-on-droid",
         "nixDarwin": "nixDarwin",
@@ -1533,6 +1610,21 @@
         "type": "github"
       }
     },
+    "systems_4": {
+      "locked": {
+        "lastModified": 1681028828,
+        "narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=",
+        "owner": "nix-systems",
+        "repo": "default",
+        "rev": "da67096a3b9bf56a91d16901293e51ba5b49a27e",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-systems",
+        "repo": "default",
+        "type": "github"
+      }
+    },
     "tow-boot": {
       "flake": false,
       "locked": {

flake.nix

@@ -52,6 +52,15 @@
     };
     nix-on-droid.url = "github:nix-community/nix-on-droid";
     nixd.url = "github:nix-community/nixd";
+    lix = {
+      url = "git+https://git@git.lix.systems/lix-project/lix?ref=refs/tags/2.90-beta.1";
+      flake = false;
+    };
+    lix-module = {
+      url = "git+https://git.lix.systems/lix-project/nixos-module";
+      inputs.lix.follows = "lix";
+      inputs.nixpkgs.follows = "nixpkgsUnstable";
+    };
   };
 
   outputs = inputs @ {flakeParts, ...}:

hosts/module.nix

@@ -206,6 +206,7 @@ in {
                 nixpkgs.overlays = config.overlays;
               })
               "${self.outPath}/hosts/${hostname}"
+              inputs.lix-module.nixosModules.default
             ]
             ++ (lib.optionals (config.secrets != []) [
               inputs.agenix.nixosModules.default

modules/nix/default.nix

@@ -8,7 +8,8 @@
   nix = {
     optimise.automatic = true;
 
-    package = pkgs.nixVersions.latest;
+    # Commented out otherwise Lix is not set
+    # package = pkgs.nixVersions.latest;
 
     settings = {
       auto-optimise-store = true;
@@ -21,10 +22,12 @@
       substituters = [
         #   "s3://cache?profile=default&region=eu-south-1&scheme=https&endpoint=cache.aciceri.dev"
         "https://cache.iog.io"
+        "https://cache.lix.systems"
       ];
       trusted-public-keys = [
         #   "cache.aciceri.dev~1:nJMfcBnYieY2WMbYDG0s9S5qUhU+V4RPL+X9zcxXxZY="
         "hydra.iohk.io:f/Ea+s+dFdN+3Y/G+FDgSq+a5NEWhJGzdjvKNGv0/EQ="
+        "cache.lix.systems:aBnZUw8zA7H35Cz2RyKFVs3H4PlGTLawyY5KRbvJR8o="
       ];
     };