update action #4

	name: Update Submodules

	on:
	schedule:
	# 每3小时执行一次
	- cron: '0 /6 * *'
	push:
	# 当main分支有新的推送时执行
	branches:
	- main

	jobs:
	update:
	runs-on: ubuntu-latest

	steps:
	- name: Checkout the repository
	uses: actions/checkout@v2
	with:
	# 确保拉取所有子模块
	submodules: 'recursive'

	- name: Update Submodules
	run: \|
	git submodule update --remote --recursive
	git config --local user.email "[email protected]"
	git config --local user.name "GitHub Action"

	# Check if submodules have changed
	SUBMODULES_CHANGED=$(git status --porcelain=v1 2>/dev/null \| grep "^ M")
	if [ "x$SUBMODULES_CHANGED" != "x" ]; then
	# Create a new branch
	git checkout -b update-submodules-${{ github.run_id }}
	git commit -am "Automatically update submodules"

	# Push the branch and create a pull request
	git push --set-upstream origin update-submodules-${{ github.run_id }}
	gh pr create --title "Auto-update submodules" --body "Automated changes to update submodules" --head update-submodules-${{ github.run_id }} --base main
	else
	echo "No changes in submodules."
	fi

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