Update Exchange Rate #21

	name: Update Exchange Rate

	on:
	schedule:
	- cron: '30 1 * * *' # 每天UTC时间01:30，相当于北京时间09:30
	workflow_dispatch: # 手动触发

	permissions:
	contents: write

	jobs:
	update-exchange-rate:
	runs-on: ubuntu-latest

	steps:
	- name: Checkout repository
	uses: actions/checkout@v3

	- name: Install dependencies
	run: \|
	python -m pip install requests

	- name: Fetch exchange rate from Alpha Vantage
	env:
	ALPHA_VANTAGE_API_KEY: ${{ secrets.ALPHA_VANTAGE_API_KEY }}
	run: \|
	python update_exchange_rate.py

	- name: Check for changes
	id: check_changes
	run: \|
	git fetch
	git diff --exit-code > /dev/null \|\| echo "has_changes=true" >> $GITHUB_ENV

	- name: Commit and push changes
	if: env.has_changes == 'true'
	env:
	GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
	run: \|
	git config --local user.email "action@github.com"
	git config --local user.name "GitHub Action"
	git add exchange_rate.json
	git commit -m "Update exchange rate"
	git push origin HEAD:main

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