chores: format nix files with treefmt and set up a default formatter

Author: yvan-sraka

flake.nix

@@ -6,7 +6,12 @@
     flake-utils.url = "github:numtide/flake-utils";
   };
 
-  outputs = { self, nixpkgs, flake-utils }:
+  outputs =
+    {
+      self,
+      nixpkgs,
+      flake-utils,
+    }:
     let
       systems = [
         "x86_64-linux"
@@ -17,7 +22,8 @@
 
       forAllSystems = f: nixpkgs.lib.genAttrs systems (system: f system);
 
-      mkAuthConfig = system:
+      mkAuthConfig =
+        system:
         let
           pkgs = nixpkgs.legacyPackages.${system};
           lib = pkgs.lib;
@@ -27,15 +33,18 @@
             pname = "supabase-auth";
             version = "0.1.0";
             src = ./.;
-            
+
             vendorHash = "sha256-QBQUUFWT3H3L7ajFV8cgi0QREXnm0ReIisD+4ACfLZQ=";
-            
-            buildFlags = [ "-tags" "netgo" ];
+
+            buildFlags = [
+              "-tags"
+              "netgo"
+            ];
             doCheck = false;
 
             # Specify the main package
             subPackages = [ "." ];
-            
+
             # Specify the output binary name
             postInstall = ''
               mv $out/bin/auth $out/bin/supabase-auth
@@ -88,15 +97,20 @@
           authConfigOutput = pkgs.stdenv.mkDerivation {
             name = "auth-config";
             src = ./.;
-            buildInputs = [ pkgs.bash auth-service ];
+            buildInputs = [
+              pkgs.bash
+              auth-service
+            ];
 
             buildPhase = ''
               mkdir -p $out/etc $out/bin $out/lib/systemd/system
 
               # Write the auth configuration
               cat > $out/etc/auth.env <<EOF
               # Auth configuration generated by Nix
-              ${lib.concatStringsSep "\n" (lib.mapAttrsToList (name: value: "${name}=${value}") config.config.auth.settings)}
+              ${lib.concatStringsSep "\n" (
+                lib.mapAttrsToList (name: value: "${name}=${value}") config.config.auth.settings
+              )}
               EOF
 
               # Write the systemd unit file
@@ -128,13 +142,15 @@
               # Write a script to manage the auth service
               cat > $out/bin/manage-auth <<EOF
               #!/bin/sh
-              
+
               case "\$1" in
                 start)
                   echo "Starting auth service..."
                   ${auth-service}/bin/supabase-auth -c $out/etc/auth.env
                   # Execute steps if enabled
-                  ${lib.optionalString config.config.steps.enable (lib.concatStringsSep "\n" config.config.steps.commands)}
+                  ${lib.optionalString config.config.steps.enable (
+                    lib.concatStringsSep "\n" config.config.steps.commands
+                  )}
                   ;;
                 stop)
                   echo "Stopping auth service..."
@@ -244,8 +260,8 @@
             default = authConfigOutput;
           };
           devShells.default = pkgs.mkShell {
-            buildInputs = [ 
-              pkgs.bash 
+            buildInputs = [
+              pkgs.bash
               auth-service
               pkgs.go
               pkgs.gopls
@@ -268,5 +284,6 @@
     {
       packages = forAllSystems (system: (mkAuthConfig system).packages);
       devShells = forAllSystems (system: (mkAuthConfig system).devShells);
+      formatter = forAllSystems (system: nixpkgs.legacyPackages.${system}.nixfmt-tree);
     };
-} 
+}

nix/auth-module.nix

@@ -1,10 +1,16 @@
-{ config, lib, pkgs, ... }:
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}:
 
 with lib;
 
 let
   cfg = config.auth;
-in {
+in
+{
   options.auth = {
     enable = mkEnableOption "Supabase Auth Service";
 
@@ -48,4 +54,4 @@ in {
   config = mkIf cfg.enable {
     # No NixOS-specific options here
   };
-} 
+}

nix/steps-module.nix

@@ -1,16 +1,22 @@
-{ config, lib, pkgs, ... }:
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}:
 
 with lib;
 
 let
   cfg = config.steps;
-in {
+in
+{
   options.steps = {
     enable = mkEnableOption "Auth service initialization steps";
 
     commands = mkOption {
       type = types.listOf types.str;
-      default = [];
+      default = [ ];
       description = "Commands to run during service initialization.";
     };
   };
@@ -23,4 +29,4 @@ in {
       #"if [ -d migrations ]; then go run main.go migrate up; fi"
     ];
   };
-} 
+}