implemented basic data extraction

nix/default.nix

@@ -0,0 +1,11 @@
+{ pkgs ? import <nixpkgs> { }, lib }:
+
+pkgs.rustPlatform.buildRustPackage rec {
+  pname = "algos-in-rust";
+  version = "1.0.0";
+  cargoLock.lockFile = ../Cargo.lock;
+  src = pkgs.lib.cleanSource ../.;
+  buildInputs = [ ];
+  nativeBuildInputs = [ pkgs.pkg-config ];
+  doCheck = false;
+}

nix/devshell.nix

@@ -0,0 +1,16 @@
+{ pkgs ? import <nixpkgs> { } }:
+pkgs.mkShell {
+  # Get dependencies from the main package
+  inputsFrom = [ (pkgs.callPackage ./default.nix { }) ];
+  # Additional tooling
+  buildInputs = with pkgs; [
+    cargo
+    cargo-watch
+    rustc
+    rustup
+    clippy
+    bacon
+    rust-analyzer
+    pkg-config
+  ];
+}

nix/flake.nix

@@ -0,0 +1,32 @@
+{
+  description = "SunServer";
+
+  inputs={
+    nixpkgs.url = "nixpkgs/nixpkgs-unstable";
+  };
+  outputs = { self, nixpkgs }@inputs:
+    let
+      supportedSystems = [ "x86_64-linux" ];
+      forAllSystems = nixpkgs.lib.genAttrs supportedSystems;
+      #v I improved how you call in packages
+      pkgs = forAllSystems (system:
+        import nixpkgs {
+          inherit system;
+          #v this can be adjusted to read args passed without impure later
+          config = { allowUnfreePredicate = pkg: builtins.elem (nixpkgs.lib.getName pkg) [
+              "unrar"
+            ];
+          };
+        }
+      );
+    in {
+      packages = forAllSystems (system: {
+        default = pkgs.${system}.callPackage ./nix/default.nix { };
+      });
+      devShells = forAllSystems (system: {
+        default = pkgs.${system}.callPackage ./nix/devshell.nix { };
+      });
+      nixConfig = {
+      };
+    };
+}