gitattributes and checker

local/bin/x-check-git-attributes

@@ -0,0 +1,9 @@
+#!/usr/bin/env bash
+
+missing_attributes=$(git ls-files | git check-attr -a --stdin | grep "text: auto")
+if [[ "$missing_attributes" ]]; then
+  echo ".gitattributes rule missing for the following files:"
+  echo "$missing_attributes"
+else
+  echo "All files have a corresponding rule in .gitattributes"
+fi