[POA-2024] Add speakers and event schedule #2346

	name: Check for large files

	on:
	pull_request_target:
	types: [opened, edited, reopened, synchronize]

	jobs:
	check_large_files:
	permissions:
	issues: write
	pull-requests: write
	runs-on: ubuntu-latest
	steps:
	- name: Checkout repository
	uses: actions/checkout@v3
	with:
	fetch-depth: 0

	- name: Check for PDFs and large files
	run: \|
	git fetch origin main
	changed_files_with_sizes=$(git diff --numstat origin/main...HEAD)
	has_large_file=false
	IFS=$'\n'
	for line in $changed_files_with_sizes; do
	size=$(echo "${line}" \| awk '{print $1}')
	file=$(echo "${line}" \| awk '{print $3}')
	# Any file larger than 3MB or PDF
	if [[ ${size} -gt $((3 * 1024 * 1024)) ]] \|\| [[ "${file}" == *.pdf ]]; then
	has_large_file=true
	break
	fi
	done
	echo "HAS_LARGE_FILE=${has_large_file}" >> $GITHUB_ENV

	- name: Comment on PR
	id: comment
	if: ${{ env.HAS_LARGE_FILE == 'true' }}
	uses: thollander/actions-comment-pull-request@v2
	with:
	message: \|
	:warning: Warning: This PR contains a PDF or large file(s). In most cases, you should use the [asset repository](https://github.com/devopsdays/devopsdays-assets/)

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