Add pre-commit checks

config/config.exs

@@ -12,3 +12,4 @@ import Config
     level: :debug,
     format: "$date $time [$level] $metadata$message",
     metadata: []
+  config :pre_commit, commands: ["test", "credo"]

flake.nix

@@ -83,6 +83,8 @@
             elixir
             elixir-ls
             mix2nix
+
+            pre-commit
           ];
         };
       }

mix.exs

@@ -32,6 +32,6 @@ defmodule AmethystUmbrella.MixProject do
   #
   # Run "mix help deps" for examples and options.
   defp deps do
-    []
+    [{:pre_commit, "~> 0.3.4", only: :dev}]
   end
 end

mix.lock

@@ -9,5 +9,6 @@
   "makeup_elixir": {:hex, :makeup_elixir, "0.16.2", "627e84b8e8bf22e60a2579dad15067c755531fea049ae26ef1020cad58fe9578", [:mix], [{:makeup, "~> 1.0", [hex: :makeup, repo: "hexpm", optional: false]}, {:nimble_parsec, "~> 1.2.3 or ~> 1.3", [hex: :nimble_parsec, repo: "hexpm", optional: false]}], "hexpm", "41193978704763f6bbe6cc2758b84909e62984c7752b3784bd3c218bb341706b"},
   "makeup_erlang": {:hex, :makeup_erlang, "1.0.1", "c7f58c120b2b5aa5fd80d540a89fdf866ed42f1f3994e4fe189abebeab610839", [:mix], [{:makeup, "~> 1.0", [hex: :makeup, repo: "hexpm", optional: false]}], "hexpm", "8a89a1eeccc2d798d6ea15496a6e4870b75e014d1af514b1b71fa33134f57814"},
   "nimble_parsec": {:hex, :nimble_parsec, "1.4.0", "51f9b613ea62cfa97b25ccc2c1b4216e81df970acd8e16e8d1bdc58fef21370d", [:mix], [], "hexpm", "9c565862810fb383e9838c1dd2d7d2c437b3d13b267414ba6af33e50d2d1cf28"},
+  "pre_commit": {:hex, :pre_commit, "0.3.4", "e2850f80be8090d50ad8019ef2426039307ff5dfbe70c736ad0d4d401facf304", [:mix], [], "hexpm", "16f684ba4f1fed1cba6b19e082b0f8d696e6f1c679285fedf442296617ba5f4e"},
   "uuid": {:hex, :uuid, "1.1.8", "e22fc04499de0de3ed1116b770c7737779f226ceefa0badb3592e64d5cfb4eb9", [:mix], [], "hexpm", "c790593b4c3b601f5dc2378baae7efaf5b3d73c4c6456ba85759905be792f2ac"},
 }