rename nodes and add runner for gitea instance

hosts/sin/flake.nix

@@ -0,0 +1,54 @@
+{
+  description = "An empty flake template that you can adapt to your own environment";
+
+  # Flake inputs
+  inputs.nixpkgs.url = "github:NixOS/nixpkgs/nixos-24.11";
+  inputs.disko.url = "github:nix-community/disko";
+  inputs.disko.inputs.nixpkgs.follows = "nixpkgs";
+
+  inputs = {
+    # projects
+    unstable.url = "github:NixOS/nixpkgs/nixos-unstable";
+
+    agenix.url = "github:ryantm/agenix";
+  };
+
+  # Flake outputs
+    outputs = inputs@{ self, nixpkgs, disko, unstable, agenix, ... }:
+    let
+      # The systems supported for this flake
+      supportedSystems = [
+        "x86_64-linux" # 64-bit Intel/AMD Linux
+      ];
+
+      # Helper to provide system-specific attributes
+      forEachSupportedSystem = f: nixpkgs.lib.genAttrs supportedSystems (system: f {
+        pkgs = import nixpkgs { inherit system; };
+      });
+    in
+    {
+      nixosConfigurations.zimablade = nixpkgs.lib.nixosSystem {
+        system = "x86_64-linux";
+        modules = [
+          disko.nixosModules.disko
+          agenix.nixosModules.default
+          ./configuration.nix
+          ./hardware-configuration.nix
+        ];
+        specialArgs = {
+          inherit inputs;
+        };
+      };
+
+      devShells = forEachSupportedSystem ({ pkgs }: {
+        default = pkgs.mkShell {
+          # The Nix packages provided in the environment
+          # Add any you need here
+          packages = with pkgs; [ pkgs.disko nixos-anywhere ];
+
+          # Add any shell logic you want executed any time the environment is activated
+          shellHook = '''';
+        };
+      });
+    };
+}