chore: add basic template and lib

flake.nix

@@ -0,0 +1,88 @@
+{
+  outputs = {
+    self,
+    flake-parts,
+    systems,
+    ...
+  } @ inputs:
+    flake-parts.lib.mkFlake {inherit inputs;} {
+      imports = [
+        inputs.devenv.flakeModule
+      ];
+      systems = import systems;
+      flake = rec {
+        utils = import ./lib {
+          inherit (inputs.nixpkgs) lib;
+          inherit inputs;
+        };
+
+        # █▄░█ █ ▀▄▀ █░░ █▀▀ ▀█▀ █▀
+        # █░▀█ █ █░█ █▄▄ ██▄ ░█░ ▄█
+        nixlets = {
+          # <name> = utils.mkNixlet ./nixlets/<name>;
+        };
+      };
+      perSystem = {
+        pkgs,
+        system,
+        inputs',
+        ...
+      }: {
+        formatter = pkgs.alejandra;
+        devenv.shells.default = {
+          containers = pkgs.lib.mkForce {};
+          packages = with pkgs; [
+            kube-linter
+          ];
+
+          pre-commit = {
+            hooks = {
+              alejandra.enable = true;
+            };
+          };
+        };
+
+        # check if every nixlet successfully renders with default values
+        checks =
+          builtins.mapAttrs (
+            name: nixlet:
+              self.utils.renderNixlet {
+                inherit system nixlet;
+                project = name;
+                values = {};
+              }
+          )
+          self.nixlets;
+
+        # allow directly building every nixlet with default values
+        packages =
+          builtins.mapAttrs (
+            name: nixlet:
+              self.utils.renderNixlet {
+                inherit system nixlet;
+                project = name;
+                values = {};
+              }
+          )
+          self.nixlets;
+      };
+    };
+
+  inputs = {
+    nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable";
+
+    # flake & devenv related
+    flake-parts.url = "github:hercules-ci/flake-parts";
+    systems.url = "github:nix-systems/default-linux";
+    devenv = {
+      url = "github:cachix/devenv";
+      inputs.pre-commit-hooks.follows = "pre-commit-hooks";
+    };
+    pre-commit-hooks.url = "github:cachix/pre-commit-hooks.nix";
+
+    kubenix = {
+      url = "github:hall/kubenix";
+      inputs.nixpkgs.follows = "nixpkgs";
+    };
+  };
+}