Convert github issue to pull request via an API call

issue-to-pr.sh

TOKEN= # Create github token here https://github.com/settings/tokens and check `repo` scope 
USERNAME= # github user name
ISSUE_ID= # issue id without '#'
PR_HEAD= # usually your feature branch
PR_BASE= # usually `master`
REPO= # repository name

curl --user "$USERNAME:$TOKEN" \
  --header "Accept: application/vnd.github.v3+json" \
  --request POST \
  --data "{\"issue\": $ISSUE_ID, \"head\": \"$PR_HEAD\", \"base\": \"$PR_BASE\"}" \
  "https://api.github.com/repos/$USERNAME/$REPO/pulls"