style: reintroduce styler

Styler 1.11 release in march should no longer break compilation of our code.

Signed-off-by: Luca Zaninotto <luca.zaninotto@secomind.com>

Author: lusergit

backend/.formatter.exs

@@ -14,7 +14,7 @@
     :skogsra,
     :nimble_parsec
   ],
-  plugins: [Spark.Formatter],
+  plugins: [Spark.Formatter, Styler],
   inputs: ["*.{ex,exs}", "priv/*/seeds.exs", "{config,lib,test}/**/*.{ex,exs}"],
   subdirectories: ["priv/*/migrations"],
   locals_without_parens: [

backend/mix.exs

@@ -135,7 +135,8 @@ defmodule Edgehog.MixProject do
       {:absinthe_phoenix, "~> 2.0"},
       {:mix_audit, "~> 2.1", only: [:dev, :test], runtime: false},
       {:sobelow, "~> 0.14", only: [:dev, :test], runtime: false},
-      {:ex_doc, "~> 0.40", only: :dev}
+      {:ex_doc, "~> 0.40", only: :dev},
+      {:styler, "~> 1.11", only: [:dev, :test], runtime: false}
     ]
   end