add online IDE url; add deadline #37

	# Sample workflow for building and deploying a Jekyll site to GitHub Pages
	name: Deploy Jekyll with GitHub Pages dependencies preinstalled

	on:
	# Runs on pushes targeting the default branch
	push:
	branches: ["master"]

	# Allows you to run this workflow manually from the Actions tab
	workflow_dispatch:

	# Sets permissions of the GITHUB_TOKEN to allow deployment to GitHub Pages
	permissions:
	contents: read
	pages: write
	id-token: write

	# Allow only one concurrent deployment, skipping runs queued between the run in-progress and latest queued.
	# However, do NOT cancel in-progress runs as we want to allow these production deployments to complete.
	concurrency:
	group: "pages"
	cancel-in-progress: false

	jobs:
	# Build job
	build:
	runs-on: ubuntu-latest
	steps:
	- name: Checkout
	uses: actions/checkout@v4
	- name: Setup Pages
	uses: actions/configure-pages@v5
	- name: Build with Jekyll
	uses: actions/jekyll-build-pages@v1
	with:
	source: ./
	destination: ./_site
	- name: Upload artifact
	uses: actions/upload-pages-artifact@v3

	# Deployment job
	deploy:
	environment:
	name: github-pages
	url: ${{ steps.deployment.outputs.page_url }}
	runs-on: ubuntu-latest
	needs: build
	steps:
	- name: Deploy to GitHub Pages
	id: deployment
	uses: actions/deploy-pages@v4

Provide feedback