Git pre-commit file to make sure ansible vaults are encypted

pre-commit.sh

#!/bin/bash

for f in ansible/vars/*
do
        LINE=$(head -n 1 $f)
        if [ "$LINE" != "\$ANSIBLE_VAULT;1.1;AES256" ]; then
                echo "File "$f" is not a valid ansible vault!"
                exit 1
        fi
done