Added a script to help with version bumping

mix.exs

@@ -103,7 +103,8 @@ defmodule Pinchflat.MixProject do
       "ecto.rollback": [
         "ecto.rollback",
         ~s(cmd [ -z "$MIX_ENV" ] && yarn run create-erd || echo "No ERD generated")
-      ]
+      ],
+      "version.bump": "cmd ./tooling/version_bump.sh"
     ]
   end
 end

tooling/version_bump.sh

@@ -0,0 +1,14 @@
+#!/bin/bash
+
+# Get the current date in the format YYYY.MM.DD (stripping leading zeros)
+DATE=$(date +"%Y.%-m.%-d")
+
+# Get the current version from mix.exs
+VERSION=$(grep "version: " mix.exs | cut -d '"' -f2)
+
+echo "Bumping version from $VERSION to $DATE"
+# Replace the version in mix.exs with the new version
+sed -i "s/version: \"$VERSION\"/version: \"$DATE\"/g" mix.exs
+
+# Run checks to ensure it's a valid mix.exs file
+mix check