feat: nix development environment

README.md

@@ -29,7 +29,7 @@ A blazingly fast, minimalist directory tree viewer, written in Rust. Inspired by
 
 ## Installation
 
-You need the Rust toolchain installed on your system to build `lstr`.
+You need the Rust toolchain installed on your system to build `lstr`. Or use `nix develop` command to create development environment.
 
 1.  **Clone the repository:**
     ```bash

flake.lock

@@ -0,0 +1,100 @@
+{
+  "nodes": {
+    "fenix": {
+      "inputs": {
+        "nixpkgs": [
+          "nixpkgs"
+        ],
+        "rust-analyzer-src": "rust-analyzer-src"
+      },
+      "locked": {
+        "lastModified": 1750228962,
+        "narHash": "sha256-M5y3WuvyFwr6Xw3d2xnmBCpTaz/87GR8mib+nLLDGIQ=",
+        "owner": "nix-community",
+        "repo": "fenix",
+        "rev": "770345287ea0845c38d15bd750226a96250a30f0",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-community",
+        "repo": "fenix",
+        "type": "github"
+      }
+    },
+    "flake-utils": {
+      "inputs": {
+        "systems": "systems"
+      },
+      "locked": {
+        "lastModified": 1731533236,
+        "narHash": "sha256-l0KFg5HjrsfsO/JpG+r7fRrqm12kzFHyUHqHCVpMMbI=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "11707dc2f618dd54ca8739b309ec4fc024de578b",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    },
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1750133334,
+        "narHash": "sha256-urV51uWH7fVnhIvsZIELIYalMYsyr2FCalvlRTzqWRw=",
+        "owner": "nixos",
+        "repo": "nixpkgs",
+        "rev": "36ab78dab7da2e4e27911007033713bab534187b",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nixos",
+        "ref": "nixos-25.05",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "root": {
+      "inputs": {
+        "fenix": "fenix",
+        "flake-utils": "flake-utils",
+        "nixpkgs": "nixpkgs"
+      }
+    },
+    "rust-analyzer-src": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1750174047,
+        "narHash": "sha256-N4Sfk43+lsOcjWQE8SsuML0WovWRT53vPbO8PebAJXg=",
+        "owner": "rust-lang",
+        "repo": "rust-analyzer",
+        "rev": "5d93e31067f2344e1401ffe5323796122403e10e",
+        "type": "github"
+      },
+      "original": {
+        "owner": "rust-lang",
+        "ref": "nightly",
+        "repo": "rust-analyzer",
+        "type": "github"
+      }
+    },
+    "systems": {
+      "locked": {
+        "lastModified": 1681028828,
+        "narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=",
+        "owner": "nix-systems",
+        "repo": "default",
+        "rev": "da67096a3b9bf56a91d16901293e51ba5b49a27e",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-systems",
+        "repo": "default",
+        "type": "github"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}

flake.nix

@@ -0,0 +1,40 @@
+{
+  inputs = {
+    nixpkgs.url = "github:nixos/nixpkgs?ref=nixos-25.05";
+    flake-utils.url = "github:numtide/flake-utils";
+    fenix = {
+      url = "github:nix-community/fenix";
+      inputs.nixpkgs.follows = "nixpkgs";
+    };
+  };
+
+  outputs = {
+    self,
+    nixpkgs,
+    fenix,
+    flake-utils,
+  }:
+    flake-utils.lib.eachDefaultSystem (
+      system: let
+        pkgs = nixpkgs.legacyPackages.${system};
+      in {
+        nixpkgs.overlays = [fenix.overlays.default];
+        devShells.default = pkgs.mkShell {
+          buildInputs = with pkgs; [
+            pkg-config
+            openssl
+          ];
+          packages = [
+            (fenix.packages.${system}.stable.withComponents [
+              "cargo"
+              "clippy"
+              "rust-src"
+              "rustc"
+              "rustfmt"
+            ])
+            pkgs.rust-analyzer
+          ];
+        };
+      }
+    );
+}