Flake : Use nixpkgs.lib instead of pkgs.lib.

.config/linux/flake/template/Rust.nix

@@ -9,7 +9,7 @@
 		let
 			system = "x86_64-linux";
 			pkgs   = nixpkgs.legacyPackages.${system};
-			lib    = pkgs.lib;
+			lib    = nixpkgs.lib;
 		in {
 			devShell.${system} = pkgs.mkShell rec {
 				nativeBuildInputs = with pkgs; [

.config/linux/shell/Game.nix

@@ -1,13 +0,0 @@
-with import <nixpkgs> {};
-
-mkShell {
-	NIX_LD_LIBRARY_PATH = lib.makeLibraryPath [
-		stdenv.cc.cc
-	];
-	NIX_LD = lib.fileContents "${stdenv.cc}/nix-support/dynamic-linker";
-
-	buildInputs = [
-		freesweep
-		vitetris
-	];
-}

.config/linux/shell/Main.nix

@@ -1,26 +0,0 @@
-with import <nixpkgs> {};
-
-mkShell {
-	NIX_LD_LIBRARY_PATH = lib.makeLibraryPath [
-		alsa-lib
-		expat
-		libGL
-		libpulseaudio
-		libuuid
-		libz
-		nspr
-		nss
-		openssl
-		stdenv.cc.cc
-		xorg.libX11
-		xorg.libXcomposite
-		xorg.libXcursor
-		xorg.libXdamage
-		xorg.libXext
-		xorg.libXfixes
-		xorg.libXi
-		xorg.libXrender
-		xorg.libXtst
-	];
-	NIX_LD = lib.fileContents "${stdenv.cc}/nix-support/dynamic-linker";
-}

.config/linux/shell/Rust.nix

@@ -1,12 +0,0 @@
-let
-	pkgs = import <nixpkgs> {};
-	lib = pkgs.lib;
-in
-pkgs.mkShell {
-	nativeBuildInputs = with pkgs; [
-		cargo
-		rustc
-		rust-analyzer
-		rustfmt
-	];
-}

.config/linux/shell/TODO

@@ -0,0 +1 @@
+Use flakes here with devShell

.config/linux/system/flake.nix

@@ -3,7 +3,7 @@
 		nixpkgs.url = "github:nixos/nixpkgs/nixos-unstable";
 	};
 
-	outputs = { self, nixpkgs }@inputs: {
+	outputs = { self, nixpkgs } @inputs: {
 		nixosModules.common.imports = [
 			./module/common/Bootloader.nix
 			./module/common/Firewall.nix