add script for combining multiple PRs

Signed-off-by: Jakub Sokołowski <jakub@status.im>

github/combine_prs.sh

@@ -0,0 +1,19 @@
+#!/usr/bin/env bash
+
+# This script is a helper for when dependabot makes too many fucking PRs
+
+# first argument is the branch name
+branch="${1}"
+shift
+
+# start with a new branch
+git checkout -b "${branch}"
+git commit --no-verify --allow-empty -m "combined prs"
+
+# rest of the arguments should be PR numbers
+for pr_id in "${@}"; do
+    echo "Including: #${pr_id}"
+    git fetch origin "pull/${pr_id}/head:pr-${pr_id}"
+    git merge --squash "pr-${pr_id}"
+    git commit --no-verify --amend --no-edit .
+done