Initial commit

.gitattributes

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+* text=auto

.gitignore

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+.direnv/
+.envrc
+

README.md

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+Nix image builder
+
+---
+
+Builds a docker image built off the ubuntu-latest gitea act runner that I can use for building with nix with stuff cached.

flake.nix

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+{
+  description = "Gitea act runner with Nix installed";
+
+  inputs = {
+    nixpkgs.url = "github:nixos/nixpkgs?ref=nixos-unstable";
+    treefmt-nix.url = "github:numtide/treefmt-nix";
+  };
+
+  outputs =
+    { nixpkgs, ... }@inputs:
+    let
+      supportedSystems = [ "x86_64-linux" ];
+      pkgsFor =
+        system:
+        nixpkgs.legacyPackages.${system}.extend (
+          nixpkgs.lib.composeManyExtensions ([ ])
+          # nixpkgs.lib.composeManyExtensions ([ ] ++ builtins.attrValues self.overlays)
+        );
+      eachSystem = f: nixpkgs.lib.genAttrs supportedSystems (system: f (pkgsFor system));
+
+      treefmtEval = eachSystem (pkgs: inputs.treefmt-nix.lib.evalModule pkgs ./treefmt.nix);
+    in
+    {
+      # nix fmt formatter
+      formatter = eachSystem (pkgs: treefmtEval.${pkgs.system}.config.build.wrapper);
+
+      # default devshell
+
+      devShells = eachSystem (pkgs: {
+        default = pkgs.mkShell {
+          packages = [ pkgs.just ];
+
+          # Will be executed before entering the shell
+          # or running a command
+          shellHook = '''';
+        };
+      });
+    };
+}

justfile

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+# by default list all just commands
+default:
+    just --list
+
+# run all tests
+test:
+    #!/usr/bin/env bash
+    set -euxo pipefail
+
+    # would love test: fmt to make sure formatting happens but in WSL formatting is slow...
+    # poor filesystem access performance
+
+    echo "testing..."
+    nix flake check
+    # uv run ruff check src tests
+
+#
+
+# format code
+fmt:
+    #!/usr/bin/env bash
+    set -euxo pipefail
+    nix fmt

treefmt.nix

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+# treefmt.nix
+{ ... }:
+{
+  projectRootFile = "treefmt.nix";
+  settings.global.excludes = [
+    "*.toml"
+    "*.txt"
+    ".gitattributes"
+    "CLAUDE.md"
+    ".python-version"
+  ];
+
+  programs.deadnix.enable = true;
+  programs.mdsh.enable = true;
+  programs.nixfmt.enable = true;
+  programs.shellcheck.enable = true;
+  programs.shfmt.enable = true;
+  programs.yamlfmt.enable = true;
+  programs.just.enable = true;
+
+}