Script to rollup Dependabot pull requests on GitHub

rollup.sh

#!/bin/bash
if [ $# -ne 2 ] ; then
    echo "Usage rollup.sh <BASE_PR> <LAST_PR>"
    exit 1
fi
BASE_PR=$1
LAST_PR=$2
git pull
gh pr checkout "$BASE_PR"
for (( i=(($BASE_PR + 1)); i<=$LAST_PR; i++ ))
do
   PR_BRANCH=$(gh pr view "$i" --json headRefName -q .headRefName)
   git merge origin/"$PR_BRANCH" -m "build(deps): Rollup merge branch for #${i} ${PR_BRANCH}"
done
git push