Merge pull request #39 from karan3242/dynamic #74

	name: Update previews

	on:
	push:
	branches: [ master ]
	pull_request:
	branches: [ master ]

	workflow_dispatch:

	jobs:
	build:
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v2

	- name: Get list of wallpapers
	run: ls wallpapers/ > wallpaper-preview.md

	- name: Add markdown syntax for image preview on each line
	run: \|
	sed -i -e 's/^/![](wallpapers\//' wallpaper-preview.md
	sed -i 's/$/\)/' wallpaper-preview.md
	- name: Add heading and an empty line
	run: \|
	sed -i '1 i\# Wallpapers in this repository' wallpaper-preview.md
	sed -i '/# Wallpapers/ a \ ' wallpaper-preview.md
	- name: Commit files
	run: \|
	git config --local user.email "41898282+github-actions[bot]@users.noreply.github.com"
	git config --local user.name "github-actions[bot]"
	git commit -m "Auto update" -a
	- name: Push changes # push the output folder to your repo
	run: echo 'I ran'
	- uses: ad-m/github-push-action@master
	with:
	github_token: ${{ secrets.GITHUB_TOKEN }}
	force: true

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