Update dependencies

flake.nix

@@ -2,7 +2,7 @@
   description = "Fudo Coinbase Price Bot.";
 
   inputs = {
-    nixpkgs.url = "nixpkgs/nixos-22.05";
+    nixpkgs.url = "nixpkgs/nixos-21.11";
     utils.url = "github:numtide/flake-utils";
     clj-nix = {
       url = "github:jlesquembre/clj-nix";
@@ -11,28 +11,33 @@
   };
 
   outputs = { self, nixpkgs, utils, clj-nix, ... }:
-    let
-      system = "x86_64-linux";
-      pkgs = nixpkgs.legacyPackages."${system}";
-      cljpkgs = clj-nix.packages."${system}";
-      update-deps = pkgs.writeShellScriptBin "update-deps.sh" ''
-        ${clj-nix.packages."${system}".deps-lock}/bin/deps-lock
-      '';
-    in {
-      packages."${system}".fudo-pricebot = cljpkgs.mkCljBin {
-        projectSrc = ./.;
-        name = "org.fudo/pricebot";
-        main-ns = "pricebot.core";
-        jdkRunner = pkgs.jdk17_headless;
-        version = "0.1";
+    utils.lib.eachDefaultSystem (system:
+      let
+        pkgs = nixpkgs.legacyPackages."${system}";
+        mkCljBin = clj-nix.packages."${system}".mkCljBin;
+        update-deps = pkgs.writeShellScriptBin "update-deps.sh" ''
+          ${clj-nix.packages."${system}".deps-lock}/bin/deps-lock
+        '';
+      in {
+        packages = rec {
+          fudo-pricebot = mkCljBin {
+            projectSrc = ./.;
+            name = "org.fudo/pricebot";
+            main-ns = "pricebot.core";
+            jdkRunner = pkgs.jdk17_headless;
+            version = "0.1";
+          };
+
+          default = fudo-pricebot;
+        };
+
+        legacyPackages = {
+          fudo-pricebot = self.packages."${system}".fudo-pricebot;
+        };
+
+        devShells.default =
+          pkgs.mkShell { buildInputs = with pkgs; [ update-deps ]; };
+      }) // {
+        nixosModules.default = import ./module.nix;
       };
-
-      defaultPackage."${system}" = self.packages."${system}".fudo-pricebot;
-
-      nixosModule =
-        pkgs.callPackage ./module.nix self.packages."${system}".fudo-pricebot;
-
-      devShell."${system}" =
-        pkgs.mkShell { buildInputs = with pkgs; [ clojure update-deps ]; };
-    };
 }