chore(env): Add nix dev env

.envrc

@@ -0,0 +1,8 @@
+# shellcheck shell=bash
+if ! has nix_direnv_version || ! nix_direnv_version 2.4.0; then
+  source_url "https://raw.githubusercontent.com/nix-community/nix-direnv/2.4.0/direnvrc" "sha256-XQzUAvL6pysIJnRJyR7uVpmUSZfc7LSgWQwq/4mBr1U="
+fi
+
+dotenv_if_exists
+
+use flake

.gitignore

@@ -0,0 +1,3 @@
+# Nix & Direnv
+.direnv
+result

flake.lock

@@ -0,0 +1,62 @@
+{
+  "nodes": {
+    "flake-parts": {
+      "inputs": {
+        "nixpkgs-lib": "nixpkgs-lib"
+      },
+      "locked": {
+        "lastModified": 1701473968,
+        "narHash": "sha256-YcVE5emp1qQ8ieHUnxt1wCZCC3ZfAS+SRRWZ2TMda7E=",
+        "path": "/nix/store/2gkqfvzq2j0vbrlkx3y0k8qxyn4px989-source",
+        "rev": "34fed993f1674c8d06d58b37ce1e0fe5eebcb9f5",
+        "type": "path"
+      },
+      "original": {
+        "id": "flake-parts",
+        "type": "indirect"
+      }
+    },
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1704420045,
+        "narHash": "sha256-C36QmoJd5tdQ5R9MC1jM7fBkZW9zBUqbUCsgwS6j4QU=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "c1be43e8e837b8dbee2b3665a007e761680f0c3d",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixos-23.11",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "nixpkgs-lib": {
+      "locked": {
+        "dir": "lib",
+        "lastModified": 1701253981,
+        "narHash": "sha256-ztaDIyZ7HrTAfEEUt9AtTDNoCYxUdSd6NrRHaYOIxtk=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "e92039b55bcd58469325ded85d4f58dd5a4eaf58",
+        "type": "github"
+      },
+      "original": {
+        "dir": "lib",
+        "owner": "NixOS",
+        "ref": "nixos-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "root": {
+      "inputs": {
+        "flake-parts": "flake-parts",
+        "nixpkgs": "nixpkgs"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}

flake.nix

@@ -0,0 +1,23 @@
+{
+  inputs = {
+    nixpkgs.url = "github:NixOS/nixpkgs/nixos-23.11";
+  };
+
+  outputs = inputs @ {
+    nixpkgs,
+    flake-parts,
+    ...
+  }:
+    flake-parts.lib.mkFlake {inherit inputs;} {
+      systems = ["x86_64-linux"];
+      perSystem = {pkgs, ...}: {
+        devShells.default = with pkgs;
+          mkShell {
+            packages = [
+              nim
+              nimPackages.nimble
+            ];
+          };
+      };
+    };
+}