fix: 修复当视口宽度处于 640 ~ 768 px 时，“返回顶部”展开效果异常的问题 #20

	name: Sync Site Submodule

	on:
	push:
	branches:
	- main
	workflow_dispatch:

	jobs:
	sync-submodule:
	runs-on: ubuntu-latest

	steps:
	- name: Checkout theme repo
	uses: actions/checkout@v6
	with:
	fetch-depth: 0

	- name: Checkout site repo
	uses: actions/checkout@v6
	with:
	repository: Saiba-Midori-Projects/SaibaMidori.moe
	token: ${{ secrets.THEME_MIDORI_GIT_SYNC_TOKEN }}
	path: site-repo
	submodules: recursive
	fetch-depth: 0

	- name: Configure Git
	run: \|
	git config --global user.name "github-actions[bot]"
	git config --global user.email "41898282+github-actions[bot]@users.noreply.github.com"

	- name: Update theme submodule pointer
	env:
	THEME_SHA: ${{ github.sha }}
	run: \|
	cd site-repo/themes/midori
	git fetch origin "$THEME_SHA"
	git checkout --detach "$THEME_SHA"

	cd ../..
	git add themes/midori

	if git diff --cached --quiet; then
	echo "No submodule update needed."
	exit 0
	fi

	short_sha="$(printf '%s' "$THEME_SHA" \| cut -c1-7)"
	git commit -m "chore: sync theme submodule to ${short_sha}"
	git push

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