feat(flake): Add flake

Signed-off-by: dark0dave <dark0dave@mykolab.com>

Author: dark0dave

.envrc.sample

@@ -0,0 +1,2 @@
+set -a
+use flake --impure

.gitignore

@@ -33,6 +33,7 @@ infinity_file_format*
 
 # Secrets
 .envrc
+.direnv
 
 # Editor files
 .swp

.mise.toml

@@ -1,3 +1,3 @@
 [tools]
-go = "1.25"
+go = "1.25.0"
 "go:github.com/go-delve/delve/cmd/dlv" = "latest"

.pre-commit-config.yaml

@@ -56,7 +56,7 @@ repos:
         stages: [pre-commit]
         exclude: (?x)^([bg|fixtures])
   - repo: https://github.com/commitizen-tools/commitizen
-    rev: v4.9.0
+    rev: v4.9.1
     hooks:
       - id: commitizen
         stages: [commit-msg]

flake.lock

@@ -0,0 +1,20 @@
+{
+  description = "";
+
+  inputs = {
+    nixpkgs.url = "github:nixos/nixpkgs/2cd3cac16691a933e94276f0a810453f17775c28";
+  };
+
+  outputs = { self, nixpkgs }:
+    let
+      systems = [ "x86_64-linux" "aarch64-linux" "aarch64-darwin" ];
+      forAllSystems = f: nixpkgs.lib.genAttrs systems (system: f system);
+    in {
+      devShells = forAllSystems (system:
+        let
+          pkgs = import nixpkgs { inherit system; };
+        in {
+          default = import (./. + "/shell.nix");
+        });
+    };
+}

flake.nix

@@ -1,17 +1,27 @@
 let
   unstableTarball =
-    fetchTarball
-      https://github.com/NixOS/nixpkgs/archive/nixos-unstable.tar.gz;
-  pkgs = import <nixpkgs> {};
-  unstable = import unstableTarball {};
+    fetchTarball {
+      url = "https://github.com/NixOS/nixpkgs/archive/2cd3cac16691a933e94276f0a810453f17775c28.tar.gz";
+      sha256 = "06ad2257srqw8q4504hqm5hyb50vlckhgdfcjx81hxq3l1wy9i5j";
+    };
+  pkgs = import unstableTarball {};
   shell = pkgs.mkShell {
+    # Libs
     buildInputs = [
-      unstable.delve
+      pkgs.go
+    ];
+    # Tools
+    nativeBuildInputs = [
+      pkgs.delve
       pkgs.git
-      unstable.go
-      unstable.gopls
-      unstable.go-tools
+      pkgs.gopls
+      pkgs.go-tools
       pkgs.pre-commit
     ];
+    shellHook = ''
+    # Make sure Go always has a valid temp dir
+    export TMPDIR=$(mktemp -d)
+    pre-commit install -f
+    '';
   };
 in shell