Run shellcheck on commit

mix.exs

@@ -132,6 +132,7 @@ defmodule MusicLibrary.MixProject do
   defp aliases do
     [
       precommit: [
+        "shellcheck",
         "credo --strict",
         "gettext.extract --check-up-to-date",
         "deps.unlock --unused",
@@ -147,11 +148,12 @@ defmodule MusicLibrary.MixProject do
       ],
       "ecto.setup": ["ecto.create", "ecto.migrate"],
       "ecto.reset": ["ecto.drop", "ecto.setup"],
+      shellcheck: "cmd fd . 'scripts/' --exclude '*.hurl' -t file --exec shellcheck --color",
       lint: [
         "format",
         "credo",
         "gettext.extract --merge",
-        "cmd fd . 'scripts/' --exclude '*.hurl' -t file --exec shellcheck --color"
+        "shellcheck"
       ],
       # When running the migrate task WITHOUT setting the log_level option,
       # Ecto defaults to debug IRRESPECTIVELY of the log level set in