oops, forgot the flake.nix :3c

flake.nix

@@ -0,0 +1,23 @@
+{
+  description = "Forgejo flake";
+  inputs = {
+    nixpkgs.url = "github:NixOS/nixpkgs/nixos-23.11";
+  };
+  outputs = { self, nixpkgs }@inputs: {
+  nixosConfigurations = {
+    "forgejo" = nixpkgs.lib.nixosSystem {
+        system = "x86_64-linux";
+	modules = [
+          # Import the configuration.nix here, so that the
+          # old configuration file can still take effect.
+          # Note: configuration.nix itself is also a Nixpkgs Module,
+          ./configuration.nix
+        ];
+	specialArgs = { 
+		inherit inputs;
+		flake = self;
+	};
+    };
+  };
+};
+}