ci: auto data fetching #6

	---
	name: Fetch data

	on:
	push:
	branches: [main]
	schedule:
	# Runs at 00:00 UTC.
	- cron: "0 0 * * *"

	permissions:
	contents: write

	jobs:
	build:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v3

	- name: Set up Go
	uses: actions/setup-go@v4
	with:
	go-version: stable

	- run: git checkout -mB dist

	- name: Fetch
	run: go run .

	- name: Commit
	run: \|
	git config user.name "github-actions[bot]"
	git config user.email "41898282+github-actions[bot]@users.noreply.github.com"
	git add -f src/contests.json public/users/
	git commit --allow-empty -m "Fetch data"

	- name: Push
	run: git push --set-upstream origin dist

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