Update KRX Marcap Dataset #71

	name: Update KRX Marcap Dataset

	on:
	schedule:
	# Runs at 18:30 KST (09:30 UTC) Monday through Friday
	- cron: '30 9 * * 1-5'
	workflow_dispatch: # Allows manual triggering from GitHub UI

	jobs:
	update-data:
	runs-on: ubuntu-latest
	steps:
	- name: Checkout repository
	uses: actions/checkout@v4

	- name: Set up Python
	uses: actions/setup-python@v5
	with:
	python-version: '3.11'

	- name: Install uv
	run: curl -LsSf https://astral.sh/uv/install.sh \| sh

	- name: Install dependencies
	run: \|
	uv pip install --system pandas numpy requests pyarrow

	- name: Run Update Script
	env:
	KRX_ID: ${{ secrets.KRX_ID }}
	KRX_PW: ${{ secrets.KRX_PW }}
	# START_YEAR is omitted to auto-default to current year in GHA environment
	run: \|
	python krx_marcap.py

	- name: Commit and Push changes
	run: \|
	git config --global user.name "github-actions[bot]"
	git config --global user.email "github-actions[bot]@users.noreply.github.com"
	git add data/
	git diff-index --quiet HEAD \|\| (git commit -m "auto-update dataset [skip ci]" && git push origin master)

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