修复幻灯片内容处理逻辑，确保非标题行在非首行时前缀为“##” #158

	name: Run Vitest and upload coverage to Codecov

	on:
	push:
	branches:
	- main
	pull_request:
	branches:
	- main

	jobs:
	test:
	name: Run tests and collect coverage
	runs-on: ubuntu-latest
	steps:
	- name: Checkout
	uses: actions/checkout@v4
	with:
	fetch-depth: 0

	- name: Set up Node
	uses: actions/setup-node@v4

	- name: Install dependencies
	run: npm install

	- name: Run tests
	run: npm run test

	- name: Upload results to Codecov
	uses: codecov/codecov-action@v4
	with:
	token: ${{ secrets.CODECOV_TOKEN }}

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