Update to (somewhat?) dendritic pattern

Heavily inspired by https://github.com/Doc-Steve/dendritic-design-with-flake-parts.

> Atomic commits? Never heard of them!

flake.nix

@@ -1,58 +1,52 @@
+# DO-NOT-EDIT. This file was auto-generated using github:vic/flake-file.
+# Use `nix run .#write-flake` to regenerate it.
 {
-  description = "Weckyy702's (hopefully nice) NixOS config";
+  outputs = inputs: inputs.flake-parts.lib.mkFlake { inherit inputs; } (inputs.import-tree ./modules);
 
   inputs = {
+    agenix = {
+      url = "github:ryantm/agenix";
+      inputs = {
+        home-manager.follows = "home-manager";
+        nixpkgs.follows = "nixpkgs";
+      };
+    };
+    assets = {
+      url = "path:./assets";
+      flake = false;
+    };
+    catppuccin = {
+      url = "github:catppuccin/nix/release-25.11";
+      inputs.nixpkgs.follows = "nixpkgs";
+    };
+    flake-file.url = "github:vic/flake-file";
+    flake-parts.url = "github:hercules-ci/flake-parts";
+    home-manager = {
+      url = "github:nix-community/home-manager/release-25.11";
+      inputs.nixpkgs.follows = "nixpkgs";
+    };
+    import-tree.url = "github:vic/import-tree";
     nixpkgs.url = "github:nixos/nixpkgs/nixos-25.11";
-
-    home-manager.url = "github:nix-community/home-manager/release-25.11";
-    home-manager.inputs.nixpkgs.follows = "nixpkgs";
-
-    nixvim.url = "github:nix-community/nixvim/nixos-25.11";
-    nixvim.inputs.nixpkgs.follows = "nixpkgs";
-
+    nixpkgs-unstable.url = "github:nixos/nixpkgs/nixos-unstable";
+    nixvim = {
+      url = "github:nix-community/nixvim/nixos-25.11";
+      inputs.nixpkgs.follows = "nixpkgs";
+    };
+    rust-overlay = {
+      url = "github:oxalica/rust-overlay";
+      inputs.nixpkgs.follows = "nixpkgs";
+    };
+    secrets = {
+      url = "path:./secrets";
+      flake = false;
+    };
+    spicetify-nix = {
+      url = "github:Gerg-L/spicetify-nix";
+      inputs.nixpkgs.follows = "nixpkgs";
+    };
     zen-browser = {
       url = "github:youwen5/zen-browser-flake";
       inputs.nixpkgs.follows = "nixpkgs";
     };
-
-    catppuccin.url = "github:catppuccin/nix/release-25.11";
-    catppuccin.inputs.nixpkgs.follows = "nixpkgs";
-
-    spicetify-nix.url = "github:Gerg-L/spicetify-nix";
-    spicetify-nix.inputs.nixpkgs.follows = "nixpkgs";
   };
-
-  outputs =
-    { self
-    , nixpkgs
-    , home-manager
-    , catppuccin
-    , nixvim
-    , ...
-    } @ inputs: {
-      nixosConfigurations.keith =
-        let
-          hostname = "keith";
-          username = "weckyy702";
-          specialArgs = {
-            inherit inputs;
-            inherit hostname;
-            inherit username;
-          };
-        in
-        nixpkgs.lib.nixosSystem {
-          inherit specialArgs;
-          modules = [
-            ./configuration.nix
-            home-manager.nixosModules.home-manager
-            {
-              home-manager.useGlobalPkgs = true;
-              home-manager.useUserPackages = true;
-
-              home-manager.extraSpecialArgs = specialArgs;
-              home-manager.users.${username} = import ./home/home.nix;
-            }
-          ];
-        };
-    };
 }