Started from buttom go to the sky

stdme/flake.nix

@@ -0,0 +1,35 @@
+{
+  description = "Flake utils demo";
+
+  inputs = {
+    flake-utils.url = "github:numtide/flake-utils";
+    generic_c.url = "github:maix0/generic_c";
+    c_formatter_42.url = "github:maix0/c_formatter_42-flake";
+  };
+  outputs = {
+    self,
+    nixpkgs,
+    flake-utils,
+    generic_c,
+    c_formatter_42,
+  }:
+    flake-utils.lib.eachDefaultSystem (
+      system: let
+        pkgs = nixpkgs.legacyPackages.${system};
+      in {
+        devShell = pkgs.mkShell {
+          packages = [
+            generic_c.packages.${system}.default
+            c_formatter_42.packages.${system}.default
+            pkgs.clang
+            pkgs.clang-tools
+            pkgs.fastmod
+            pkgs.libbsd
+            pkgs.norminette
+            pkgs.valgrind
+            pkgs.tree
+          ];
+        };
+      }
+    );
+}