chore: initial commit

nix/repo/devShells.nix

@@ -0,0 +1,16 @@
+{inputs, ...}: let
+  inherit (inputs) pkgs devshell treefmt;
+in {
+  default = devshell.mkShell {
+    packages = [
+      pkgs.nil
+      (treefmt.mkWrapper pkgs {
+        programs = {
+          alejandra.enable = true;
+          deadnix.enable = true;
+          mdformat.enable = true;
+        };
+      })
+    ];
+  };
+}

nix/repo/flake.lock

@@ -0,0 +1,45 @@
+{
+  "nodes": {
+    "devshell-lib": {
+      "locked": {
+        "dir": "lib",
+        "lastModified": 1758204313,
+        "narHash": "sha256-ainbY0Oajb1HMdvy+A8QxF/P5qwcbEzJGEY5pzKdDdc=",
+        "owner": "rensa-nix",
+        "repo": "devshell",
+        "rev": "7d0c4bc78d9f017a739b0c7eb2f4e563118353e6",
+        "type": "gitlab"
+      },
+      "original": {
+        "dir": "lib",
+        "owner": "rensa-nix",
+        "repo": "devshell",
+        "type": "gitlab"
+      }
+    },
+    "root": {
+      "inputs": {
+        "devshell-lib": "devshell-lib",
+        "treefmt-nix": "treefmt-nix"
+      }
+    },
+    "treefmt-nix": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1758728421,
+        "narHash": "sha256-ySNJ008muQAds2JemiyrWYbwbG+V7S5wg3ZVKGHSFu8=",
+        "owner": "numtide",
+        "repo": "treefmt-nix",
+        "rev": "5eda4ee8121f97b218f7cc73f5172098d458f1d1",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "treefmt-nix",
+        "type": "github"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}

nix/repo/flake.nix

@@ -0,0 +1,15 @@
+{
+  inputs = {
+    devshell-lib.url = "gitlab:rensa-nix/devshell?dir=lib";
+    treefmt-nix = {
+      url = "github:numtide/treefmt-nix";
+      flake = false;
+    };
+  };
+  outputs = i:
+    i
+    // {
+      devshell = i.devshell-lib.lib {inherit (i.parent) pkgs;};
+      treefmt = import i.treefmt-nix;
+    };
+}