Automatically adds branch name on commit

prepare-commit-msg

#!/bin/bash
# Put this into: .git/hooks/prepare-commit-msg
# This way you can customize which branches should be skipped when
# prepending commit message.
 BRANCHES_TO_SKIP=(master main env/development env/staging env/production);
  for b in "${BRANCHES_TO_SKIP[@]}"; do
    BRANCHES_TO_SKIP=("${BRANCHES_TO_SKIP[@]}" "$b-slave")
  done;

 BRANCH_NAME=$(git symbolic-ref --short HEAD | sed 's/heads\///')

 BRANCH_EXCLUDED=$(printf "%s\n" "${BRANCHES_TO_SKIP[@]}" | grep -c "^$BRANCH_NAME$")
 BRANCH_IN_COMMIT=$(grep -c "\[$BRANCH_NAME\]" $1)

 if [ -n "$BRANCH_NAME" ] && ! [[ $BRANCH_EXCLUDED -eq 1 ]] && ! [[ $BRANCH_IN_COMMIT -ge 1 ]]; then
   sed -i.bak -e "1s:^:[$BRANCH_NAME] :" $1
 fi

curl 'https://gist.githubusercontent.com/jenikm/f030d0aa6c4a5a348e1ad71ade5750b8/raw/b37a43f58079879a07df416eff47857bbd0e0049/prepare-commit-msg' > .git/hooks/prepare-commit-msg && chmod +x .git/hooks/prepare-commit-msg