Switch back to flakes HEAD main

This reverts commits:
- 66e56cb0e1c95202133733c0812b794171dc73c5.
- 3fae7d35d9b32ab3c4f7293c418167a52aff8717.
- 417a1ce6481adfc713d8d0d6ad03e211a3d0eb22.
- 6b4469a98d7b2d88a3442b1051174000538199f0.

1 files changed, 156 insertions, 0 deletions

diff --git a/flake.nix b/flake.nix
new file mode 100644
index 00000000..564b5006
--- /dev/null
+++ b/flake.nix
@@ -0,0 +1,156 @@
+{
+  inputs = {
+    nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
+    nixpkgs-small.url = "github:NixOS/nixpkgs/nixos-unstable-small";
+    nixos-hardware.url = "github:NixOS/nixos-hardware";
+    nix-index-database.url = "github:Mic92/nix-index-database";
+    nix-index-database.inputs.nixpkgs.follows = "nixpkgs";
+    darwin.url = "github:lnl7/nix-darwin/master";
+    darwin.inputs.nixpkgs.follows = "nixpkgs";
+    home-manager.url = "github:nix-community/home-manager";
+    home-manager.inputs.nixpkgs.follows = "nixpkgs";
+    secrets = {
+      flake = false;
+    };
+    utils.url = "github:numtide/flake-utils";
+    agenix.url = "github:ryantm/agenix";
+    agenix.inputs.nixpkgs.follows = "nixpkgs";
+    personal = {
+      url = "git+https://git.alanpearce.eu/nix-packages";
+      inputs.nixpkgs.follows = "nixpkgs";
+    };
+    searchix = {
+      url = "git+https://git.alanpearce.eu/searchix";
+      inputs.nixpkgs.follows = "nixpkgs-small";
+    };
+    golink = {
+      url = "github:tailscale/golink";
+      inputs.nixpkgs.follows = "nixpkgs-small";
+    };
+  };
+
+  outputs =
+    inputs@
+    { self
+    , utils
+    , nixpkgs
+    , nixpkgs-small
+    , nixos-hardware
+    , home-manager
+    , darwin
+    , nix-index-database
+    , secrets
+    , agenix
+    , personal
+    , searchix
+    , golink
+    , ...
+    }:
+    let
+      readOverlays = path:
+        let content = builtins.readDir path; in
+        map (n: import (path + ("/" + n)))
+          (builtins.filter
+            (n:
+              (builtins.match ".*\\.nix" n != null &&
+              # ignore Emacs lock files (.#foo.nix)
+              builtins.match "\\.#.*" n == null) ||
+              builtins.pathExists (path + ("/" + n + "/default.nix")))
+            (builtins.attrNames content));
+
+      mkHomeConfiguration = { modules, system }: home-manager.lib.homeManagerConfiguration {
+        pkgs = import nixpkgs {
+          inherit system;
+          overlays = readOverlays (toString ./overlays) ++ [
+            (self: super: {
+              personal = personal.packages.${system};
+              enchant = super.enchant.override {
+                withHspell = false;
+                withAspell = false;
+              };
+            })
+          ];
+        };
+
+        inherit modules;
+        extraSpecialArgs = {
+          inherit inputs system;
+        };
+      };
+    in
+    {
+      nixosConfigurations.prefect = nixpkgs.lib.nixosSystem {
+        system = utils.lib.system.x86_64-linux;
+        specialArgs = { inherit inputs; };
+        modules = [
+          ./system/prefect.nix
+        ] ++ (with nixos-hardware.nixosModules; [
+          common-cpu-amd
+          common-cpu-amd-pstate
+          common-pc-ssd
+          common-pc
+          common-gpu-nvidia-nonprime
+        ]);
+      };
+      nixosConfigurations.nanopi = nixpkgs-small.lib.nixosSystem {
+        system = utils.lib.system.aarch64-linux;
+        specialArgs = { inherit inputs; };
+        modules = [
+          agenix.nixosModules.default
+          ./system/nanopi.nix
+        ];
+      };
+      nixosConfigurations.linde = nixpkgs-small.lib.nixosSystem {
+        system = utils.lib.system.aarch64-linux;
+        specialArgs = { inherit inputs; };
+        modules = [
+          agenix.nixosModules.default
+          searchix.nixosModules.web
+          golink.nixosModules.default
+          ./system/linde.nix
+        ];
+      };
+      darwinConfigurations.mba = darwin.lib.darwinSystem {
+        system = utils.lib.system.aarch64-darwin;
+        specialArgs = { inherit inputs; };
+        modules = [
+          ./system/mba.nix
+          personal.darwinModules.caddy
+        ];
+      };
+      homeConfigurations."alan@mba" = mkHomeConfiguration {
+        system = utils.lib.system.aarch64-darwin;
+        modules = [
+          ./user/mba.nix
+          nix-index-database.hmModules.nix-index
+          (secrets + "/default.nix")
+          (secrets + "/ssh.nix")
+        ];
+      };
+      homeConfigurations."alan@prefect" = mkHomeConfiguration {
+        system = utils.lib.system.x86_64-linux;
+        modules = [
+          ./user/prefect.nix
+          nix-index-database.hmModules.nix-index
+          (secrets + "/default.nix")
+          (secrets + "/ssh.nix")
+        ];
+      };
+      homeConfigurations."alan@nanopi" = mkHomeConfiguration {
+        system = utils.lib.system.aarch64-linux;
+        modules = [
+          ./user/nanopi.nix
+          nix-index-database.hmModules.nix-index
+          (secrets + "/default.nix")
+        ];
+      };
+      homeConfigurations."alan@linde" = mkHomeConfiguration {
+        system = utils.lib.system.aarch64-linux;
+        modules = [
+          ./user/server.nix
+          nix-index-database.hmModules.nix-index
+          (secrets + "/default.nix")
+        ];
+      };
+    };
+}