leaderboard: fix bugs #3

	name: Leaderboard

	on:
	push:
	branches: [ "main" ]
	workflow_dispatch: {}

	jobs:

	build:
	runs-on: ubuntu-latest
	permissions:
	contents: write
	steps:
	- uses: actions/checkout@v4

	- name: Update Leaderboard in README.md
	run: ./leaderboard-replace.sh

	- name: Output README.md changes for debugging
	run: git diff README.md

	- name: Commit and Push changes
	run: \|
	set -e
	if ! git diff --no-patch --exit-code README.md; then
	git config --global user.name "${GITHUB_ACTOR}"
	git config --global user.email "${GITHUB_ACTOR}@users.noreply.github.com"
	git commit -am "README.md: update leaderboard" \
	git push
	else
	echo "README.md unchanged, not committing"
	fi

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